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Finding the Fourth Proportional to 293,243.52, 404,675.78 and 159,107.52

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Solution

The fourth proportional to 293,243.52, 404,675.78 and 159,107.52 is: 219,568.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,243.52 : 404,675.78 = 159,107.52 : x
  2. Step 2: Convert to fraction form
    293,243.52/404,675.78 = 159,107.52/x
  3. Step 3: Cross multiply
    293,243.52x = 404,675.78 × 159,107.52
  4. Step 4: Simplify right side
    293,243.52x = 64,386,959,759.87
  5. Step 5: Solve for x
    x = 64,386,959,759.87/293,243.52
  6. Step 6: Final answer
    x = 219,568.23

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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.