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Finding the Fourth Proportional to 363,279.30, 544,400.55 and 267,764.10

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Solution

The fourth proportional to 363,279.30, 544,400.55 and 267,764.10 is: 401,264.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,279.30 : 544,400.55 = 267,764.10 : x
  2. Step 2: Convert to fraction form
    363,279.30/544,400.55 = 267,764.10/x
  3. Step 3: Cross multiply
    363,279.30x = 544,400.55 × 267,764.10
  4. Step 4: Simplify right side
    363,279.30x = 145,770,923,310.26
  5. Step 5: Solve for x
    x = 145,770,923,310.26/363,279.30
  6. Step 6: Final answer
    x = 401,264.05

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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.