Home / 928,588.78-1,281,680.18-566,212.20

Finding the Fourth Proportional to 928,588.78, 1,281,680.18 and 566,212.20

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Solution

The fourth proportional to 928,588.78, 1,281,680.18 and 566,212.20 is: 781,511.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,588.78 : 1,281,680.18 = 566,212.20 : x
  2. Step 2: Convert to fraction form
    928,588.78/1,281,680.18 = 566,212.20/x
  3. Step 3: Cross multiply
    928,588.78x = 1,281,680.18 × 566,212.20
  4. Step 4: Simplify right side
    928,588.78x = 725,702,954,414.20
  5. Step 5: Solve for x
    x = 725,702,954,414.20/928,588.78
  6. Step 6: Final answer
    x = 781,511.66

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Double scale
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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.