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Finding the Third Proportional to 867,996 and 1,343,871

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Solution

The third proportional to 867,996 and 1,343,871 is: 2,080,642.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,996 : 1,343,871 = 1,343,871 : x
  2. Step 2: Convert to fraction form
    867,996/1,343,871 = 1,343,871/x
  3. Step 3: Cross multiply
    867,996x = 1,343,871 × 1,343,871
  4. Step 4: Simplify right side
    867,996x = 1,805,989,264,641
  5. Step 5: Solve for x
    x = 1,805,989,264,641/867,996
  6. Step 6: Final answer
    x = 2,080,642.38

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.