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Finding the Third Proportional to 347,064 and 703,788

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Solution

The third proportional to 347,064 and 703,788 is: 1,427,164.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,064 : 703,788 = 703,788 : x
  2. Step 2: Convert to fraction form
    347,064/703,788 = 703,788/x
  3. Step 3: Cross multiply
    347,064x = 703,788 × 703,788
  4. Step 4: Simplify right side
    347,064x = 495,317,548,944
  5. Step 5: Solve for x
    x = 495,317,548,944/347,064
  6. Step 6: Final answer
    x = 1,427,164.87

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.