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Finding the Fourth Proportional to 632,306.76, 872,184.36 and 441,250.44

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Solution

The fourth proportional to 632,306.76, 872,184.36 and 441,250.44 is: 608,647.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,306.76 : 872,184.36 = 441,250.44 : x
  2. Step 2: Convert to fraction form
    632,306.76/872,184.36 = 441,250.44/x
  3. Step 3: Cross multiply
    632,306.76x = 872,184.36 × 441,250.44
  4. Step 4: Simplify right side
    632,306.76x = 384,851,732,611.12
  5. Step 5: Solve for x
    x = 384,851,732,611.12/632,306.76
  6. Step 6: Final answer
    x = 608,647.19

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Double scale
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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.