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Finding the Third Proportional to 70,001 and 153,611

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Solution

The third proportional to 70,001 and 153,611 is: 337,085.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,001 : 153,611 = 153,611 : x
  2. Step 2: Convert to fraction form
    70,001/153,611 = 153,611/x
  3. Step 3: Cross multiply
    70,001x = 153,611 × 153,611
  4. Step 4: Simplify right side
    70,001x = 23,596,339,321
  5. Step 5: Solve for x
    x = 23,596,339,321/70,001
  6. Step 6: Final answer
    x = 337,085.75

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.