Home / 614,579.10-921,868.65-584,166.30

Finding the Fourth Proportional to 614,579.10, 921,868.65 and 584,166.30

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Solution

The fourth proportional to 614,579.10, 921,868.65 and 584,166.30 is: 876,249.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,579.10 : 921,868.65 = 584,166.30 : x
  2. Step 2: Convert to fraction form
    614,579.10/921,868.65 = 584,166.30/x
  3. Step 3: Cross multiply
    614,579.10x = 921,868.65 × 584,166.30
  4. Step 4: Simplify right side
    614,579.10x = 538,524,598,356.50
  5. Step 5: Solve for x
    x = 538,524,598,356.50/614,579.10
  6. Step 6: Final answer
    x = 876,249.45

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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.