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Finding the Third Proportional to 6,090 and 13,368

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Solution

The third proportional to 6,090 and 13,368 is: 29,343.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,090 : 13,368 = 13,368 : x
  2. Step 2: Convert to fraction form
    6,090/13,368 = 13,368/x
  3. Step 3: Cross multiply
    6,090x = 13,368 × 13,368
  4. Step 4: Simplify right side
    6,090x = 178,703,424
  5. Step 5: Solve for x
    x = 178,703,424/6,090
  6. Step 6: Final answer
    x = 29,343.75

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.