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Finding the Third Proportional to 495,372 and 718,866

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Solution

The third proportional to 495,372 and 718,866 is: 1,043,192.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,372 : 718,866 = 718,866 : x
  2. Step 2: Convert to fraction form
    495,372/718,866 = 718,866/x
  3. Step 3: Cross multiply
    495,372x = 718,866 × 718,866
  4. Step 4: Simplify right side
    495,372x = 516,768,325,956
  5. Step 5: Solve for x
    x = 516,768,325,956/495,372
  6. Step 6: Final answer
    x = 1,043,192.44

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.