Home / 287,767.27-396,939.45-185,753.44

Finding the Fourth Proportional to 287,767.27, 396,939.45 and 185,753.44

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Solution

The fourth proportional to 287,767.27, 396,939.45 and 185,753.44 is: 256,223.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,767.27 : 396,939.45 = 185,753.44 : x
  2. Step 2: Convert to fraction form
    287,767.27/396,939.45 = 185,753.44/x
  3. Step 3: Cross multiply
    287,767.27x = 396,939.45 × 185,753.44
  4. Step 4: Simplify right side
    287,767.27x = 73,732,868,309.21
  5. Step 5: Solve for x
    x = 73,732,868,309.21/287,767.27
  6. Step 6: Final answer
    x = 256,223.96

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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.