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Finding the Third Proportional to 70,671 and 153,609.75

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Solution

The third proportional to 70,671 and 153,609.75 is: 333,884.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,671 : 153,609.75 = 153,609.75 : x
  2. Step 2: Convert to fraction form
    70,671/153,609.75 = 153,609.75/x
  3. Step 3: Cross multiply
    70,671x = 153,609.75 × 153,609.75
  4. Step 4: Simplify right side
    70,671x = 23,595,955,295.06
  5. Step 5: Solve for x
    x = 23,595,955,295.06/70,671
  6. Step 6: Final answer
    x = 333,884.55

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.