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Finding the Fourth Proportional to 356,701.71, 492,248.24 and 195,553.30

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Solution

The fourth proportional to 356,701.71, 492,248.24 and 195,553.30 is: 269,863.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,701.71 : 492,248.24 = 195,553.30 : x
  2. Step 2: Convert to fraction form
    356,701.71/492,248.24 = 195,553.30/x
  3. Step 3: Cross multiply
    356,701.71x = 492,248.24 × 195,553.30
  4. Step 4: Simplify right side
    356,701.71x = 96,260,765,814.65
  5. Step 5: Solve for x
    x = 96,260,765,814.65/356,701.71
  6. Step 6: Final answer
    x = 269,863.48

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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.