Home / 955,440.20-1,433,160.30-656,841.80

Finding the Fourth Proportional to 955,440.20, 1,433,160.30 and 656,841.80

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Solution

The fourth proportional to 955,440.20, 1,433,160.30 and 656,841.80 is: 985,262.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,440.20 : 1,433,160.30 = 656,841.80 : x
  2. Step 2: Convert to fraction form
    955,440.20/1,433,160.30 = 656,841.80/x
  3. Step 3: Cross multiply
    955,440.20x = 1,433,160.30 × 656,841.80
  4. Step 4: Simplify right side
    955,440.20x = 941,359,591,140.54
  5. Step 5: Solve for x
    x = 941,359,591,140.54/955,440.20
  6. Step 6: Final answer
    x = 985,262.70

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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.