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Finding the Fourth Proportional to 417,046.56, 625,570.56 and 101,503.68

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Solution

The fourth proportional to 417,046.56, 625,570.56 and 101,503.68 is: 152,255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,046.56 : 625,570.56 = 101,503.68 : x
  2. Step 2: Convert to fraction form
    417,046.56/625,570.56 = 101,503.68/x
  3. Step 3: Cross multiply
    417,046.56x = 625,570.56 × 101,503.68
  4. Step 4: Simplify right side
    417,046.56x = 63,497,713,939.66
  5. Step 5: Solve for x
    x = 63,497,713,939.66/417,046.56
  6. Step 6: Final answer
    x = 152,255.70

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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.