Home / 925,902.22-1,277,794.70-517,979.73

Finding the Fourth Proportional to 925,902.22, 1,277,794.70 and 517,979.73

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Solution

The fourth proportional to 925,902.22, 1,277,794.70 and 517,979.73 is: 714,839.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,902.22 : 1,277,794.70 = 517,979.73 : x
  2. Step 2: Convert to fraction form
    925,902.22/1,277,794.70 = 517,979.73/x
  3. Step 3: Cross multiply
    925,902.22x = 1,277,794.70 × 517,979.73
  4. Step 4: Simplify right side
    925,902.22x = 661,871,753,701.43
  5. Step 5: Solve for x
    x = 661,871,753,701.43/925,902.22
  6. Step 6: Final answer
    x = 714,839.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.