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Finding the Third Proportional to 917,754.75 and 1,988,052.75

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Solution

The third proportional to 917,754.75 and 1,988,052.75 is: 4,306,546.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,754.75 : 1,988,052.75 = 1,988,052.75 : x
  2. Step 2: Convert to fraction form
    917,754.75/1,988,052.75 = 1,988,052.75/x
  3. Step 3: Cross multiply
    917,754.75x = 1,988,052.75 × 1,988,052.75
  4. Step 4: Simplify right side
    917,754.75x = 3,952,353,736,782.56
  5. Step 5: Solve for x
    x = 3,952,353,736,782.56/917,754.75
  6. Step 6: Final answer
    x = 4,306,546.75

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.