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Finding the Third Proportional to 7,089 and 13,074

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Solution

The third proportional to 7,089 and 13,074 is: 24,111.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,089 : 13,074 = 13,074 : x
  2. Step 2: Convert to fraction form
    7,089/13,074 = 13,074/x
  3. Step 3: Cross multiply
    7,089x = 13,074 × 13,074
  4. Step 4: Simplify right side
    7,089x = 170,929,476
  5. Step 5: Solve for x
    x = 170,929,476/7,089
  6. Step 6: Final answer
    x = 24,111.93

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Why These Related Problems?

These problems maintain the same ratio (1.84) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.