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Finding the Third Proportional to 99,699 and 153,244

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Solution

The third proportional to 99,699 and 153,244 is: 235,546.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,699 : 153,244 = 153,244 : x
  2. Step 2: Convert to fraction form
    99,699/153,244 = 153,244/x
  3. Step 3: Cross multiply
    99,699x = 153,244 × 153,244
  4. Step 4: Simplify right side
    99,699x = 23,483,723,536
  5. Step 5: Solve for x
    x = 23,483,723,536/99,699
  6. Step 6: Final answer
    x = 235,546.23

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.