Home / 925,686.97-1,277,482.97-517,787.57

Finding the Fourth Proportional to 925,686.97, 1,277,482.97 and 517,787.57

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Solution

The fourth proportional to 925,686.97, 1,277,482.97 and 517,787.57 is: 714,566.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,686.97 : 1,277,482.97 = 517,787.57 : x
  2. Step 2: Convert to fraction form
    925,686.97/1,277,482.97 = 517,787.57/x
  3. Step 3: Cross multiply
    925,686.97x = 1,277,482.97 × 517,787.57
  4. Step 4: Simplify right side
    925,686.97x = 661,464,802,752.68
  5. Step 5: Solve for x
    x = 661,464,802,752.68/925,686.97
  6. Step 6: Final answer
    x = 714,566.40

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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.