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Finding the Third Proportional to 9,558.88 and 20,502.13

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Solution

The third proportional to 9,558.88 and 20,502.13 is: 43,973.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,558.88 : 20,502.13 = 20,502.13 : x
  2. Step 2: Convert to fraction form
    9,558.88/20,502.13 = 20,502.13/x
  3. Step 3: Cross multiply
    9,558.88x = 20,502.13 × 20,502.13
  4. Step 4: Simplify right side
    9,558.88x = 420,337,129.52
  5. Step 5: Solve for x
    x = 420,337,129.52/9,558.88
  6. Step 6: Final answer
    x = 43,973.49

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.