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Finding the Third Proportional to 7,080 and 12,334.13

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Solution

The third proportional to 7,080 and 12,334.13 is: 21,487.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,080 : 12,334.13 = 12,334.13 : x
  2. Step 2: Convert to fraction form
    7,080/12,334.13 = 12,334.13/x
  3. Step 3: Cross multiply
    7,080x = 12,334.13 × 12,334.13
  4. Step 4: Simplify right side
    7,080x = 152,130,639.52
  5. Step 5: Solve for x
    x = 152,130,639.52/7,080
  6. Step 6: Final answer
    x = 21,487.38

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Why These Related Problems?

These problems maintain the same ratio (1.74) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.