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Finding the Fourth Proportional to 610,036.87, 841,850.96 and 338,122.30

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Solution

The fourth proportional to 610,036.87, 841,850.96 and 338,122.30 is: 466,608.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,036.87 : 841,850.96 = 338,122.30 : x
  2. Step 2: Convert to fraction form
    610,036.87/841,850.96 = 338,122.30/x
  3. Step 3: Cross multiply
    610,036.87x = 841,850.96 × 338,122.30
  4. Step 4: Simplify right side
    610,036.87x = 284,648,581,593.09
  5. Step 5: Solve for x
    x = 284,648,581,593.09/610,036.87
  6. Step 6: Final answer
    x = 466,608.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.