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Finding the Fourth Proportional to 534,488.68, 801,153.33 and 267,605.56

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Solution

The fourth proportional to 534,488.68, 801,153.33 and 267,605.56 is: 401,118.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,488.68 : 801,153.33 = 267,605.56 : x
  2. Step 2: Convert to fraction form
    534,488.68/801,153.33 = 267,605.56/x
  3. Step 3: Cross multiply
    534,488.68x = 801,153.33 × 267,605.56
  4. Step 4: Simplify right side
    534,488.68x = 214,393,085,520.52
  5. Step 5: Solve for x
    x = 214,393,085,520.52/534,488.68
  6. Step 6: Final answer
    x = 401,118.10

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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.