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Finding the Third Proportional to 99,588 and 157,668

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Solution

The third proportional to 99,588 and 157,668 is: 249,620.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,588 : 157,668 = 157,668 : x
  2. Step 2: Convert to fraction form
    99,588/157,668 = 157,668/x
  3. Step 3: Cross multiply
    99,588x = 157,668 × 157,668
  4. Step 4: Simplify right side
    99,588x = 24,859,198,224
  5. Step 5: Solve for x
    x = 24,859,198,224/99,588
  6. Step 6: Final answer
    x = 249,620.42

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.