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Finding the Fourth Proportional to 240,007.29, 330,961.98 and 206,127.96

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Solution

The fourth proportional to 240,007.29, 330,961.98 and 206,127.96 is: 284,243.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,007.29 : 330,961.98 = 206,127.96 : x
  2. Step 2: Convert to fraction form
    240,007.29/330,961.98 = 206,127.96/x
  3. Step 3: Cross multiply
    240,007.29x = 330,961.98 × 206,127.96
  4. Step 4: Simplify right side
    240,007.29x = 68,220,517,774.96
  5. Step 5: Solve for x
    x = 68,220,517,774.96/240,007.29
  6. Step 6: Final answer
    x = 284,243.52

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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.