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Finding the Third Proportional to 7,575 and 15,877

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Solution

The third proportional to 7,575 and 15,877 is: 33,277.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575 : 15,877 = 15,877 : x
  2. Step 2: Convert to fraction form
    7,575/15,877 = 15,877/x
  3. Step 3: Cross multiply
    7,575x = 15,877 × 15,877
  4. Step 4: Simplify right side
    7,575x = 252,079,129
  5. Step 5: Solve for x
    x = 252,079,129/7,575
  6. Step 6: Final answer
    x = 33,277.77

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.