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Finding the Third Proportional to 623,988 and 1,347,612

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Solution

The third proportional to 623,988 and 1,347,612 is: 2,910,405.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,988 : 1,347,612 = 1,347,612 : x
  2. Step 2: Convert to fraction form
    623,988/1,347,612 = 1,347,612/x
  3. Step 3: Cross multiply
    623,988x = 1,347,612 × 1,347,612
  4. Step 4: Simplify right side
    623,988x = 1,816,058,102,544
  5. Step 5: Solve for x
    x = 1,816,058,102,544/623,988
  6. Step 6: Final answer
    x = 2,910,405.49

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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.