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Finding the Third Proportional to 551,820 and 1,126,968

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Solution

The third proportional to 551,820 and 1,126,968 is: 2,301,578.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,820 : 1,126,968 = 1,126,968 : x
  2. Step 2: Convert to fraction form
    551,820/1,126,968 = 1,126,968/x
  3. Step 3: Cross multiply
    551,820x = 1,126,968 × 1,126,968
  4. Step 4: Simplify right side
    551,820x = 1,270,056,873,024
  5. Step 5: Solve for x
    x = 1,270,056,873,024/551,820
  6. Step 6: Final answer
    x = 2,301,578.18

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.