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Finding the Fourth Proportional to 482,890.08, 724,463.94 and 167,346.72

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Solution

The fourth proportional to 482,890.08, 724,463.94 and 167,346.72 is: 251,064.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,890.08 : 724,463.94 = 167,346.72 : x
  2. Step 2: Convert to fraction form
    482,890.08/724,463.94 = 167,346.72/x
  3. Step 3: Cross multiply
    482,890.08x = 724,463.94 × 167,346.72
  4. Step 4: Simplify right side
    482,890.08x = 121,236,664,117.28
  5. Step 5: Solve for x
    x = 121,236,664,117.28/482,890.08
  6. Step 6: Final answer
    x = 251,064.72

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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.