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Finding the Third Proportional to 73,457 and 159,358

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Solution

The third proportional to 73,457 and 159,358 is: 345,712.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,457 : 159,358 = 159,358 : x
  2. Step 2: Convert to fraction form
    73,457/159,358 = 159,358/x
  3. Step 3: Cross multiply
    73,457x = 159,358 × 159,358
  4. Step 4: Simplify right side
    73,457x = 25,394,972,164
  5. Step 5: Solve for x
    x = 25,394,972,164/73,457
  6. Step 6: Final answer
    x = 345,712.08

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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.