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Finding the Fourth Proportional to 552,107.70, 828,161.55 and 363,150.90

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Solution

The fourth proportional to 552,107.70, 828,161.55 and 363,150.90 is: 544,726.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,107.70 : 828,161.55 = 363,150.90 : x
  2. Step 2: Convert to fraction form
    552,107.70/828,161.55 = 363,150.90/x
  3. Step 3: Cross multiply
    552,107.70x = 828,161.55 × 363,150.90
  4. Step 4: Simplify right side
    552,107.70x = 300,747,612,227.90
  5. Step 5: Solve for x
    x = 300,747,612,227.90/552,107.70
  6. Step 6: Final answer
    x = 544,726.35

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Double scale
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Similar ratio
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1.5x scale

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.