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Finding the Fourth Proportional to 454,524.85, 627,240.04 and 247,793.21

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Solution

The fourth proportional to 454,524.85, 627,240.04 and 247,793.21 is: 341,952.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,524.85 : 627,240.04 = 247,793.21 : x
  2. Step 2: Convert to fraction form
    454,524.85/627,240.04 = 247,793.21/x
  3. Step 3: Cross multiply
    454,524.85x = 627,240.04 × 247,793.21
  4. Step 4: Simplify right side
    454,524.85x = 155,425,821,548.60
  5. Step 5: Solve for x
    x = 155,425,821,548.60/454,524.85
  6. Step 6: Final answer
    x = 341,952.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.