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Finding the Fourth Proportional to 195,655.80, 293,046.30 and 169,411.80

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Solution

The fourth proportional to 195,655.80, 293,046.30 and 169,411.80 is: 253,738.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,655.80 : 293,046.30 = 169,411.80 : x
  2. Step 2: Convert to fraction form
    195,655.80/293,046.30 = 169,411.80/x
  3. Step 3: Cross multiply
    195,655.80x = 293,046.30 × 169,411.80
  4. Step 4: Simplify right side
    195,655.80x = 49,645,501,166.34
  5. Step 5: Solve for x
    x = 49,645,501,166.34/195,655.80
  6. Step 6: Final answer
    x = 253,738.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.