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Finding the Fourth Proportional to 632,136.40, 948,010.20 and 182,899.60

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Solution

The fourth proportional to 632,136.40, 948,010.20 and 182,899.60 is: 274,293.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,136.40 : 948,010.20 = 182,899.60 : x
  2. Step 2: Convert to fraction form
    632,136.40/948,010.20 = 182,899.60/x
  3. Step 3: Cross multiply
    632,136.40x = 948,010.20 × 182,899.60
  4. Step 4: Simplify right side
    632,136.40x = 173,390,686,375.92
  5. Step 5: Solve for x
    x = 173,390,686,375.92/632,136.40
  6. Step 6: Final answer
    x = 274,293.15

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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.