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Finding the Fourth Proportional to 482,959.43, 724,439.14 and 167,416.37

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Solution

The fourth proportional to 482,959.43, 724,439.14 and 167,416.37 is: 251,124.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,959.43 : 724,439.14 = 167,416.37 : x
  2. Step 2: Convert to fraction form
    482,959.43/724,439.14 = 167,416.37/x
  3. Step 3: Cross multiply
    482,959.43x = 724,439.14 × 167,416.37
  4. Step 4: Simplify right side
    482,959.43x = 121,282,971,104.72
  5. Step 5: Solve for x
    x = 121,282,971,104.72/482,959.43
  6. Step 6: Final answer
    x = 251,124.55

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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.