Home / 1,226,901.01-1,840,420.17-374,000.38

Finding the Fourth Proportional to 1,226,901.01, 1,840,420.17 and 374,000.38

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Solution

The fourth proportional to 1,226,901.01, 1,840,420.17 and 374,000.38 is: 561,021.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,901.01 : 1,840,420.17 = 374,000.38 : x
  2. Step 2: Convert to fraction form
    1,226,901.01/1,840,420.17 = 374,000.38/x
  3. Step 3: Cross multiply
    1,226,901.01x = 1,840,420.17 × 374,000.38
  4. Step 4: Simplify right side
    1,226,901.01x = 688,317,842,939.67
  5. Step 5: Solve for x
    x = 688,317,842,939.67/1,226,901.01
  6. Step 6: Final answer
    x = 561,021.50

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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.