Home / 400,039.32-552,034.92-227,997.60

Finding the Fourth Proportional to 400,039.32, 552,034.92 and 227,997.60

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Solution

The fourth proportional to 400,039.32, 552,034.92 and 227,997.60 is: 314,625.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,039.32 : 552,034.92 = 227,997.60 : x
  2. Step 2: Convert to fraction form
    400,039.32/552,034.92 = 227,997.60/x
  3. Step 3: Cross multiply
    400,039.32x = 552,034.92 × 227,997.60
  4. Step 4: Simplify right side
    400,039.32x = 125,862,636,876.19
  5. Step 5: Solve for x
    x = 125,862,636,876.19/400,039.32
  6. Step 6: Final answer
    x = 314,625.66

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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.