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Finding the Fourth Proportional to 364,999.71, 547,499.56 and 137,338.13

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Solution

The fourth proportional to 364,999.71, 547,499.56 and 137,338.13 is: 206,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,999.71 : 547,499.56 = 137,338.13 : x
  2. Step 2: Convert to fraction form
    364,999.71/547,499.56 = 137,338.13/x
  3. Step 3: Cross multiply
    364,999.71x = 547,499.56 × 137,338.13
  4. Step 4: Simplify right side
    364,999.71x = 75,192,567,125.70
  5. Step 5: Solve for x
    x = 75,192,567,125.70/364,999.71
  6. Step 6: Final answer
    x = 206,007.20

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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.