Home / 928,778.27-1,281,854.11-566,412.33

Finding the Fourth Proportional to 928,778.27, 1,281,854.11 and 566,412.33

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Solution

The fourth proportional to 928,778.27, 1,281,854.11 and 566,412.33 is: 781,734.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,778.27 : 1,281,854.11 = 566,412.33 : x
  2. Step 2: Convert to fraction form
    928,778.27/1,281,854.11 = 566,412.33/x
  3. Step 3: Cross multiply
    928,778.27x = 1,281,854.11 × 566,412.33
  4. Step 4: Simplify right side
    928,778.27x = 726,057,973,165.18
  5. Step 5: Solve for x
    x = 726,057,973,165.18/928,778.27
  6. Step 6: Final answer
    x = 781,734.45

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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.