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Finding the Third Proportional to 174,612 and 374,712

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Solution

The third proportional to 174,612 and 374,712 is: 804,120.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,612 : 374,712 = 374,712 : x
  2. Step 2: Convert to fraction form
    174,612/374,712 = 374,712/x
  3. Step 3: Cross multiply
    174,612x = 374,712 × 374,712
  4. Step 4: Simplify right side
    174,612x = 140,409,082,944
  5. Step 5: Solve for x
    x = 140,409,082,944/174,612
  6. Step 6: Final answer
    x = 804,120.47

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.