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Finding the Fourth Proportional to 1,044.92, 1,558.17 and 1,035.55

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Solution

The fourth proportional to 1,044.92, 1,558.17 and 1,035.55 is: 1,544.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044.92 : 1,558.17 = 1,035.55 : x
  2. Step 2: Convert to fraction form
    1,044.92/1,558.17 = 1,035.55/x
  3. Step 3: Cross multiply
    1,044.92x = 1,558.17 × 1,035.55
  4. Step 4: Simplify right side
    1,044.92x = 1,613,565.86
  5. Step 5: Solve for x
    x = 1,613,565.86/1,044.92
  6. Step 6: Final answer
    x = 1,544.20

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.