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Finding the Fourth Proportional to 417,036.92, 625,555.44 and 101,493.82

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Solution

The fourth proportional to 417,036.92, 625,555.44 and 101,493.82 is: 152,240.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,036.92 : 625,555.44 = 101,493.82 : x
  2. Step 2: Convert to fraction form
    417,036.92/625,555.44 = 101,493.82/x
  3. Step 3: Cross multiply
    417,036.92x = 625,555.44 × 101,493.82
  4. Step 4: Simplify right side
    417,036.92x = 63,490,011,227.38
  5. Step 5: Solve for x
    x = 63,490,011,227.38/417,036.92
  6. Step 6: Final answer
    x = 152,240.74

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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.