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Finding the Third Proportional to 15,960.38 and 25,260.38

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Solution

The third proportional to 15,960.38 and 25,260.38 is: 39,979.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,960.38 : 25,260.38 = 25,260.38 : x
  2. Step 2: Convert to fraction form
    15,960.38/25,260.38 = 25,260.38/x
  3. Step 3: Cross multiply
    15,960.38x = 25,260.38 × 25,260.38
  4. Step 4: Simplify right side
    15,960.38x = 638,086,545.14
  5. Step 5: Solve for x
    x = 638,086,545.14/15,960.38
  6. Step 6: Final answer
    x = 39,979.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.