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Finding the Third Proportional to 15,373.55 and 23,107.78

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Solution

The third proportional to 15,373.55 and 23,107.78 is: 34,733.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,373.55 : 23,107.78 = 23,107.78 : x
  2. Step 2: Convert to fraction form
    15,373.55/23,107.78 = 23,107.78/x
  3. Step 3: Cross multiply
    15,373.55x = 23,107.78 × 23,107.78
  4. Step 4: Simplify right side
    15,373.55x = 533,969,554.30
  5. Step 5: Solve for x
    x = 533,969,554.30/15,373.55
  6. Step 6: Final answer
    x = 34,733.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.