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Finding the Fourth Proportional to 632,534.60, 948,800.73 and 206,069.92

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Solution

The fourth proportional to 632,534.60, 948,800.73 and 206,069.92 is: 309,104.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,534.60 : 948,800.73 = 206,069.92 : x
  2. Step 2: Convert to fraction form
    632,534.60/948,800.73 = 206,069.92/x
  3. Step 3: Cross multiply
    632,534.60x = 948,800.73 × 206,069.92
  4. Step 4: Simplify right side
    632,534.60x = 195,519,290,527.04
  5. Step 5: Solve for x
    x = 195,519,290,527.04/632,534.60
  6. Step 6: Final answer
    x = 309,104.50

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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.