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Finding the Third Proportional to 881,640 and 1,319,042

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Solution

The third proportional to 881,640 and 1,319,042 is: 1,973,449.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,640 : 1,319,042 = 1,319,042 : x
  2. Step 2: Convert to fraction form
    881,640/1,319,042 = 1,319,042/x
  3. Step 3: Cross multiply
    881,640x = 1,319,042 × 1,319,042
  4. Step 4: Simplify right side
    881,640x = 1,739,871,797,764
  5. Step 5: Solve for x
    x = 1,739,871,797,764/881,640
  6. Step 6: Final answer
    x = 1,973,449.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.