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Finding the Third Proportional to 15,373.13 and 27,700.31

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Solution

The third proportional to 15,373.13 and 27,700.31 is: 49,912.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,373.13 : 27,700.31 = 27,700.31 : x
  2. Step 2: Convert to fraction form
    15,373.13/27,700.31 = 27,700.31/x
  3. Step 3: Cross multiply
    15,373.13x = 27,700.31 × 27,700.31
  4. Step 4: Simplify right side
    15,373.13x = 767,307,312.60
  5. Step 5: Solve for x
    x = 767,307,312.60/15,373.13
  6. Step 6: Final answer
    x = 49,912.25

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Why These Related Problems?

These problems maintain the same ratio (1.80) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.