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Finding the Fourth Proportional to 482,958.43, 724,437.64 and 167,415.37

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Solution

The fourth proportional to 482,958.43, 724,437.64 and 167,415.37 is: 251,123.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,958.43 : 724,437.64 = 167,415.37 : x
  2. Step 2: Convert to fraction form
    482,958.43/724,437.64 = 167,415.37/x
  3. Step 3: Cross multiply
    482,958.43x = 724,437.64 × 167,415.37
  4. Step 4: Simplify right side
    482,958.43x = 121,281,995,542.53
  5. Step 5: Solve for x
    x = 121,281,995,542.53/482,958.43
  6. Step 6: Final answer
    x = 251,123.05

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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.