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Finding the Fourth Proportional to 234,617.68, 323,696.28 and 132,633.28

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Solution

The fourth proportional to 234,617.68, 323,696.28 and 132,633.28 is: 182,990.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,617.68 : 323,696.28 = 132,633.28 : x
  2. Step 2: Convert to fraction form
    234,617.68/323,696.28 = 132,633.28/x
  3. Step 3: Cross multiply
    234,617.68x = 323,696.28 × 132,633.28
  4. Step 4: Simplify right side
    234,617.68x = 42,932,899,340.20
  5. Step 5: Solve for x
    x = 42,932,899,340.20/234,617.68
  6. Step 6: Final answer
    x = 182,990.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.