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Finding the Fourth Proportional to 1,024.11, 1,536.17 and 293.52

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Solution

The fourth proportional to 1,024.11, 1,536.17 and 293.52 is: 440.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024.11 : 1,536.17 = 293.52 : x
  2. Step 2: Convert to fraction form
    1,024.11/1,536.17 = 293.52/x
  3. Step 3: Cross multiply
    1,024.11x = 1,536.17 × 293.52
  4. Step 4: Simplify right side
    1,024.11x = 450,897.35
  5. Step 5: Solve for x
    x = 450,897.35/1,024.11
  6. Step 6: Final answer
    x = 440.28

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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.