Home / 411,280.76-567,543.89-227,508.36

Finding the Fourth Proportional to 411,280.76, 567,543.89 and 227,508.36

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Solution

The fourth proportional to 411,280.76, 567,543.89 and 227,508.36 is: 313,948.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,280.76 : 567,543.89 = 227,508.36 : x
  2. Step 2: Convert to fraction form
    411,280.76/567,543.89 = 227,508.36/x
  3. Step 3: Cross multiply
    411,280.76x = 567,543.89 × 227,508.36
  4. Step 4: Simplify right side
    411,280.76x = 129,120,978,504.38
  5. Step 5: Solve for x
    x = 129,120,978,504.38/411,280.76
  6. Step 6: Final answer
    x = 313,948.51

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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.