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Finding the Fourth Proportional to 269,657.02, 404,170.62 and 202,882.78

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Solution

The fourth proportional to 269,657.02, 404,170.62 and 202,882.78 is: 304,087.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,657.02 : 404,170.62 = 202,882.78 : x
  2. Step 2: Convert to fraction form
    269,657.02/404,170.62 = 202,882.78/x
  3. Step 3: Cross multiply
    269,657.02x = 404,170.62 × 202,882.78
  4. Step 4: Simplify right side
    269,657.02x = 81,999,258,979.92
  5. Step 5: Solve for x
    x = 81,999,258,979.92/269,657.02
  6. Step 6: Final answer
    x = 304,087.24

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1.5x scale

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.