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Finding the Third Proportional to 15,958.80 and 25,495.16

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Solution

The third proportional to 15,958.80 and 25,495.16 is: 40,730.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,958.80 : 25,495.16 = 25,495.16 : x
  2. Step 2: Convert to fraction form
    15,958.80/25,495.16 = 25,495.16/x
  3. Step 3: Cross multiply
    15,958.80x = 25,495.16 × 25,495.16
  4. Step 4: Simplify right side
    15,958.80x = 650,002,948.64
  5. Step 5: Solve for x
    x = 650,002,948.64/15,958.80
  6. Step 6: Final answer
    x = 40,730.07

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.