Home / 561,280.20-841,920.30-337,331.40

Finding the Fourth Proportional to 561,280.20, 841,920.30 and 337,331.40

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Solution

The fourth proportional to 561,280.20, 841,920.30 and 337,331.40 is: 505,997.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,280.20 : 841,920.30 = 337,331.40 : x
  2. Step 2: Convert to fraction form
    561,280.20/841,920.30 = 337,331.40/x
  3. Step 3: Cross multiply
    561,280.20x = 841,920.30 × 337,331.40
  4. Step 4: Simplify right side
    561,280.20x = 284,006,153,487.42
  5. Step 5: Solve for x
    x = 284,006,153,487.42/561,280.20
  6. Step 6: Final answer
    x = 505,997.10

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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.