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Finding the Fourth Proportional to 565,951.22, 781,069.97 and 324,265.85

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Solution

The fourth proportional to 565,951.22, 781,069.97 and 324,265.85 is: 447,519.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,951.22 : 781,069.97 = 324,265.85 : x
  2. Step 2: Convert to fraction form
    565,951.22/781,069.97 = 324,265.85/x
  3. Step 3: Cross multiply
    565,951.22x = 781,069.97 × 324,265.85
  4. Step 4: Simplify right side
    565,951.22x = 253,274,312,204.85
  5. Step 5: Solve for x
    x = 253,274,312,204.85/565,951.22
  6. Step 6: Final answer
    x = 447,519.69

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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.