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Finding the Fourth Proportional to 483,006.40, 724,841.78 and 167,463.32

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Solution

The fourth proportional to 483,006.40, 724,841.78 and 167,463.32 is: 251,310.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,006.40 : 724,841.78 = 167,463.32 : x
  2. Step 2: Convert to fraction form
    483,006.40/724,841.78 = 167,463.32/x
  3. Step 3: Cross multiply
    483,006.40x = 724,841.78 × 167,463.32
  4. Step 4: Simplify right side
    483,006.40x = 121,384,406,491.98
  5. Step 5: Solve for x
    x = 121,384,406,491.98/483,006.40
  6. Step 6: Final answer
    x = 251,310.14

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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.