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Finding the Third Proportional to 4,973.06 and 7,732.13

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Solution

The third proportional to 4,973.06 and 7,732.13 is: 12,021.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,973.06 : 7,732.13 = 7,732.13 : x
  2. Step 2: Convert to fraction form
    4,973.06/7,732.13 = 7,732.13/x
  3. Step 3: Cross multiply
    4,973.06x = 7,732.13 × 7,732.13
  4. Step 4: Simplify right side
    4,973.06x = 59,785,757.02
  5. Step 5: Solve for x
    x = 59,785,757.02/4,973.06
  6. Step 6: Final answer
    x = 12,021.92

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.