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Finding the Third Proportional to 148,201 and 324,508

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Solution

The third proportional to 148,201 and 324,508 is: 710,558.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,201 : 324,508 = 324,508 : x
  2. Step 2: Convert to fraction form
    148,201/324,508 = 324,508/x
  3. Step 3: Cross multiply
    148,201x = 324,508 × 324,508
  4. Step 4: Simplify right side
    148,201x = 105,305,442,064
  5. Step 5: Solve for x
    x = 105,305,442,064/148,201
  6. Step 6: Final answer
    x = 710,558.24

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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.