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Finding the Fourth Proportional to 267,752.97, 401,622.81 and 65,350.56

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Solution

The fourth proportional to 267,752.97, 401,622.81 and 65,350.56 is: 98,024.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,752.97 : 401,622.81 = 65,350.56 : x
  2. Step 2: Convert to fraction form
    267,752.97/401,622.81 = 65,350.56/x
  3. Step 3: Cross multiply
    267,752.97x = 401,622.81 × 65,350.56
  4. Step 4: Simplify right side
    267,752.97x = 26,246,275,542.27
  5. Step 5: Solve for x
    x = 26,246,275,542.27/267,752.97
  6. Step 6: Final answer
    x = 98,024.22

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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.