Home / 925,685.97-1,277,481.59-517,786.57

Finding the Fourth Proportional to 925,685.97, 1,277,481.59 and 517,786.57

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Solution

The fourth proportional to 925,685.97, 1,277,481.59 and 517,786.57 is: 714,565.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,685.97 : 1,277,481.59 = 517,786.57 : x
  2. Step 2: Convert to fraction form
    925,685.97/1,277,481.59 = 517,786.57/x
  3. Step 3: Cross multiply
    925,685.97x = 1,277,481.59 × 517,786.57
  4. Step 4: Simplify right side
    925,685.97x = 661,462,810,724.25
  5. Step 5: Solve for x
    x = 661,462,810,724.25/925,685.97
  6. Step 6: Final answer
    x = 714,565.02

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1.5x scale

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.