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Finding the Fourth Proportional to 632,195.20, 948,292.80 and 632,195.20

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Solution

The fourth proportional to 632,195.20, 948,292.80 and 632,195.20 is: 948,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,195.20 : 948,292.80 = 632,195.20 : x
  2. Step 2: Convert to fraction form
    632,195.20/948,292.80 = 632,195.20/x
  3. Step 3: Cross multiply
    632,195.20x = 948,292.80 × 632,195.20
  4. Step 4: Simplify right side
    632,195.20x = 599,506,156,354.56
  5. Step 5: Solve for x
    x = 599,506,156,354.56/632,195.20
  6. Step 6: Final answer
    x = 948,292.80

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Double scale
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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.