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Finding the Third Proportional to 518,817 and 1,136,048

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Solution

The third proportional to 518,817 and 1,136,048 is: 2,487,592.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,817 : 1,136,048 = 1,136,048 : x
  2. Step 2: Convert to fraction form
    518,817/1,136,048 = 1,136,048/x
  3. Step 3: Cross multiply
    518,817x = 1,136,048 × 1,136,048
  4. Step 4: Simplify right side
    518,817x = 1,290,605,058,304
  5. Step 5: Solve for x
    x = 1,290,605,058,304/518,817
  6. Step 6: Final answer
    x = 2,487,592.08

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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.