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Finding the Fourth Proportional to 532,209.60, 796,010.40 and 476,452.80

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Solution

The fourth proportional to 532,209.60, 796,010.40 and 476,452.80 is: 712,616.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,209.60 : 796,010.40 = 476,452.80 : x
  2. Step 2: Convert to fraction form
    532,209.60/796,010.40 = 476,452.80/x
  3. Step 3: Cross multiply
    532,209.60x = 796,010.40 × 476,452.80
  4. Step 4: Simplify right side
    532,209.60x = 379,261,383,909.12
  5. Step 5: Solve for x
    x = 379,261,383,909.12/532,209.60
  6. Step 6: Final answer
    x = 712,616.58

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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.