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Finding the Fourth Proportional to 354,901.41, 532,436.85 and 118,246.14

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Solution

The fourth proportional to 354,901.41, 532,436.85 and 118,246.14 is: 177,397.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,901.41 : 532,436.85 = 118,246.14 : x
  2. Step 2: Convert to fraction form
    354,901.41/532,436.85 = 118,246.14/x
  3. Step 3: Cross multiply
    354,901.41x = 532,436.85 × 118,246.14
  4. Step 4: Simplify right side
    354,901.41x = 62,958,602,306.26
  5. Step 5: Solve for x
    x = 62,958,602,306.26/354,901.41
  6. Step 6: Final answer
    x = 177,397.44

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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.