Home / 580,623,686.70-870,935,530.05-534,266,285.10

Finding the Fourth Proportional to 580,623,686.70, 870,935,530.05 and 534,266,285.10

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Solution

The fourth proportional to 580,623,686.70, 870,935,530.05 and 534,266,285.10 is: 801,399,427.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,623,686.70 : 870,935,530.05 = 534,266,285.10 : x
  2. Step 2: Convert to fraction form
    580,623,686.70/870,935,530.05 = 534,266,285.10/x
  3. Step 3: Cross multiply
    580,623,686.70x = 870,935,530.05 × 534,266,285.10
  4. Step 4: Simplify right side
    580,623,686.70x = 465,311,490,201,412,928
  5. Step 5: Solve for x
    x = 465,311,490,201,412,928/580,623,686.70
  6. Step 6: Final answer
    x = 801,399,427.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.