Home / 955,487.20-1,433,230.80-656,888.80

Finding the Fourth Proportional to 955,487.20, 1,433,230.80 and 656,888.80

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Solution

The fourth proportional to 955,487.20, 1,433,230.80 and 656,888.80 is: 985,333.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,487.20 : 1,433,230.80 = 656,888.80 : x
  2. Step 2: Convert to fraction form
    955,487.20/1,433,230.80 = 656,888.80/x
  3. Step 3: Cross multiply
    955,487.20x = 1,433,230.80 × 656,888.80
  4. Step 4: Simplify right side
    955,487.20x = 941,473,260,335.04
  5. Step 5: Solve for x
    x = 941,473,260,335.04/955,487.20
  6. Step 6: Final answer
    x = 985,333.20

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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.