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Finding the Fourth Proportional to 293,331.30, 404,797.19 and 159,195.30

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Solution

The fourth proportional to 293,331.30, 404,797.19 and 159,195.30 is: 219,689.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,331.30 : 404,797.19 = 159,195.30 : x
  2. Step 2: Convert to fraction form
    293,331.30/404,797.19 = 159,195.30/x
  3. Step 3: Cross multiply
    293,331.30x = 404,797.19 × 159,195.30
  4. Step 4: Simplify right side
    293,331.30x = 64,441,809,305.23
  5. Step 5: Solve for x
    x = 64,441,809,305.23/293,331.30
  6. Step 6: Final answer
    x = 219,689.51

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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.