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Finding the Third Proportional to 7,539 and 13,458

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Solution

The third proportional to 7,539 and 13,458 is: 24,024.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539 : 13,458 = 13,458 : x
  2. Step 2: Convert to fraction form
    7,539/13,458 = 13,458/x
  3. Step 3: Cross multiply
    7,539x = 13,458 × 13,458
  4. Step 4: Simplify right side
    7,539x = 181,117,764
  5. Step 5: Solve for x
    x = 181,117,764/7,539
  6. Step 6: Final answer
    x = 24,024.11

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Why These Related Problems?

These problems maintain the same ratio (1.79) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.