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Finding the Third Proportional to 34,562 and 70,628

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Solution

The third proportional to 34,562 and 70,628 is: 144,329.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,562 : 70,628 = 70,628 : x
  2. Step 2: Convert to fraction form
    34,562/70,628 = 70,628/x
  3. Step 3: Cross multiply
    34,562x = 70,628 × 70,628
  4. Step 4: Simplify right side
    34,562x = 4,988,314,384
  5. Step 5: Solve for x
    x = 4,988,314,384/34,562
  6. Step 6: Final answer
    x = 144,329.45

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.