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Finding the Third Proportional to 10,718.25 and 23,079.75

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Solution

The third proportional to 10,718.25 and 23,079.75 is: 49,697.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,718.25 : 23,079.75 = 23,079.75 : x
  2. Step 2: Convert to fraction form
    10,718.25/23,079.75 = 23,079.75/x
  3. Step 3: Cross multiply
    10,718.25x = 23,079.75 × 23,079.75
  4. Step 4: Simplify right side
    10,718.25x = 532,674,860.06
  5. Step 5: Solve for x
    x = 532,674,860.06/10,718.25
  6. Step 6: Final answer
    x = 49,697.93

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.