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Finding the Fourth Proportional to 868,150.60, 1,300,152.30 and 532,227.40

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Solution

The fourth proportional to 868,150.60, 1,300,152.30 and 532,227.40 is: 797,069.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,150.60 : 1,300,152.30 = 532,227.40 : x
  2. Step 2: Convert to fraction form
    868,150.60/1,300,152.30 = 532,227.40/x
  3. Step 3: Cross multiply
    868,150.60x = 1,300,152.30 × 532,227.40
  4. Step 4: Simplify right side
    868,150.60x = 691,976,678,233.02
  5. Step 5: Solve for x
    x = 691,976,678,233.02/868,150.60
  6. Step 6: Final answer
    x = 797,069.86

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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.