Home / 661,957.20-992,974.20-188,677.20

Finding the Fourth Proportional to 661,957.20, 992,974.20 and 188,677.20

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Solution

The fourth proportional to 661,957.20, 992,974.20 and 188,677.20 is: 283,026.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,957.20 : 992,974.20 = 188,677.20 : x
  2. Step 2: Convert to fraction form
    661,957.20/992,974.20 = 188,677.20/x
  3. Step 3: Cross multiply
    661,957.20x = 992,974.20 × 188,677.20
  4. Step 4: Simplify right side
    661,957.20x = 187,351,591,728.24
  5. Step 5: Solve for x
    x = 187,351,591,728.24/661,957.20
  6. Step 6: Final answer
    x = 283,026.75

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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.