Home / 375,766.91-518,557.25-206,001.17

Finding the Fourth Proportional to 375,766.91, 518,557.25 and 206,001.17

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Solution

The fourth proportional to 375,766.91, 518,557.25 and 206,001.17 is: 284,281.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,766.91 : 518,557.25 = 206,001.17 : x
  2. Step 2: Convert to fraction form
    375,766.91/518,557.25 = 206,001.17/x
  3. Step 3: Cross multiply
    375,766.91x = 518,557.25 × 206,001.17
  4. Step 4: Simplify right side
    375,766.91x = 106,823,399,181.98
  5. Step 5: Solve for x
    x = 106,823,399,181.98/375,766.91
  6. Step 6: Final answer
    x = 284,281.02

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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.