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Finding the Third Proportional to 10,458 and 22,515.75

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Solution

The third proportional to 10,458 and 22,515.75 is: 48,475.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,458 : 22,515.75 = 22,515.75 : x
  2. Step 2: Convert to fraction form
    10,458/22,515.75 = 22,515.75/x
  3. Step 3: Cross multiply
    10,458x = 22,515.75 × 22,515.75
  4. Step 4: Simplify right side
    10,458x = 506,958,998.06
  5. Step 5: Solve for x
    x = 506,958,998.06/10,458
  6. Step 6: Final answer
    x = 48,475.71

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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.