Home / 417,998.73-576,844.94-227,012.12

Finding the Fourth Proportional to 417,998.73, 576,844.94 and 227,012.12

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Solution

The fourth proportional to 417,998.73, 576,844.94 and 227,012.12 is: 313,280.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,998.73 : 576,844.94 = 227,012.12 : x
  2. Step 2: Convert to fraction form
    417,998.73/576,844.94 = 227,012.12/x
  3. Step 3: Cross multiply
    417,998.73x = 576,844.94 × 227,012.12
  4. Step 4: Simplify right side
    417,998.73x = 130,950,792,587.15
  5. Step 5: Solve for x
    x = 130,950,792,587.15/417,998.73
  6. Step 6: Final answer
    x = 313,280.36

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Similar ratio
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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.