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Finding the Third Proportional to 170,940 and 374,088

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Solution

The third proportional to 170,940 and 374,088 is: 818,660.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,940 : 374,088 = 374,088 : x
  2. Step 2: Convert to fraction form
    170,940/374,088 = 374,088/x
  3. Step 3: Cross multiply
    170,940x = 374,088 × 374,088
  4. Step 4: Simplify right side
    170,940x = 139,941,831,744
  5. Step 5: Solve for x
    x = 139,941,831,744/170,940
  6. Step 6: Final answer
    x = 818,660.53

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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.