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Finding the Fourth Proportional to 482,881.10, 724,450.43 and 167,337.70

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Solution

The fourth proportional to 482,881.10, 724,450.43 and 167,337.70 is: 251,051.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,881.10 : 724,450.43 = 167,337.70 : x
  2. Step 2: Convert to fraction form
    482,881.10/724,450.43 = 167,337.70/x
  3. Step 3: Cross multiply
    482,881.10x = 724,450.43 × 167,337.70
  4. Step 4: Simplify right side
    482,881.10x = 121,227,867,327.43
  5. Step 5: Solve for x
    x = 121,227,867,327.43/482,881.10
  6. Step 6: Final answer
    x = 251,051.18

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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.