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Finding the Fourth Proportional to 224,680.72, 309,917 and 170,847.71

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Solution

The fourth proportional to 224,680.72, 309,917 and 170,847.71 is: 235,661.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,680.72 : 309,917 = 170,847.71 : x
  2. Step 2: Convert to fraction form
    224,680.72/309,917 = 170,847.71/x
  3. Step 3: Cross multiply
    224,680.72x = 309,917 × 170,847.71
  4. Step 4: Simplify right side
    224,680.72x = 52,948,609,740.07
  5. Step 5: Solve for x
    x = 52,948,609,740.07/224,680.72
  6. Step 6: Final answer
    x = 235,661.56

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