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Finding the Fourth Proportional to 1,044.61, 1,567.64 and 531.97

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Solution

The fourth proportional to 1,044.61, 1,567.64 and 531.97 is: 798.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044.61 : 1,567.64 = 531.97 : x
  2. Step 2: Convert to fraction form
    1,044.61/1,567.64 = 531.97/x
  3. Step 3: Cross multiply
    1,044.61x = 1,567.64 × 531.97
  4. Step 4: Simplify right side
    1,044.61x = 833,937.45
  5. Step 5: Solve for x
    x = 833,937.45/1,044.61
  6. Step 6: Final answer
    x = 798.32

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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.