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Finding the Fourth Proportional to 532,891.60, 799,337.40 and 529,781.20

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Solution

The fourth proportional to 532,891.60, 799,337.40 and 529,781.20 is: 794,671.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,891.60 : 799,337.40 = 529,781.20 : x
  2. Step 2: Convert to fraction form
    532,891.60/799,337.40 = 529,781.20/x
  3. Step 3: Cross multiply
    532,891.60x = 799,337.40 × 529,781.20
  4. Step 4: Simplify right side
    532,891.60x = 423,473,926,976.88
  5. Step 5: Solve for x
    x = 423,473,926,976.88/532,891.60
  6. Step 6: Final answer
    x = 794,671.80

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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.