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Finding the Third Proportional to 9,898.88 and 14,797.69

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Solution

The third proportional to 9,898.88 and 14,797.69 is: 22,120.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,898.88 : 14,797.69 = 14,797.69 : x
  2. Step 2: Convert to fraction form
    9,898.88/14,797.69 = 14,797.69/x
  3. Step 3: Cross multiply
    9,898.88x = 14,797.69 × 14,797.69
  4. Step 4: Simplify right side
    9,898.88x = 218,971,555.35
  5. Step 5: Solve for x
    x = 218,971,555.35/9,898.88
  6. Step 6: Final answer
    x = 22,120.85

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.