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Finding the Fourth Proportional to 293,315.97, 404,776.03 and 159,179.97

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Solution

The fourth proportional to 293,315.97, 404,776.03 and 159,179.97 is: 219,668.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,315.97 : 404,776.03 = 159,179.97 : x
  2. Step 2: Convert to fraction form
    293,315.97/404,776.03 = 159,179.97/x
  3. Step 3: Cross multiply
    293,315.97x = 404,776.03 × 159,179.97
  4. Step 4: Simplify right side
    293,315.97x = 64,432,236,312.12
  5. Step 5: Solve for x
    x = 64,432,236,312.12/293,315.97
  6. Step 6: Final answer
    x = 219,668.35

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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.