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Finding the Fourth Proportional to 551,480.10, 827,414.55 and 532,040.10

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Solution

The fourth proportional to 551,480.10, 827,414.55 and 532,040.10 is: 798,247.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,480.10 : 827,414.55 = 532,040.10 : x
  2. Step 2: Convert to fraction form
    551,480.10/827,414.55 = 532,040.10/x
  3. Step 3: Cross multiply
    551,480.10x = 827,414.55 × 532,040.10
  4. Step 4: Simplify right side
    551,480.10x = 440,217,719,923.46
  5. Step 5: Solve for x
    x = 440,217,719,923.46/551,480.10
  6. Step 6: Final answer
    x = 798,247.70

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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.