Home / 928,685.97-1,281,043.73-583,976.16

Finding the Fourth Proportional to 928,685.97, 1,281,043.73 and 583,976.16

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Solution

The fourth proportional to 928,685.97, 1,281,043.73 and 583,976.16 is: 805,545.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,685.97 : 1,281,043.73 = 583,976.16 : x
  2. Step 2: Convert to fraction form
    928,685.97/1,281,043.73 = 583,976.16/x
  3. Step 3: Cross multiply
    928,685.97x = 1,281,043.73 × 583,976.16
  4. Step 4: Simplify right side
    928,685.97x = 748,098,999,697.42
  5. Step 5: Solve for x
    x = 748,098,999,697.42/928,685.97
  6. Step 6: Final answer
    x = 805,545.71

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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.