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Finding the Third Proportional to 917,560 and 1,967,957.75

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Solution

The third proportional to 917,560 and 1,967,957.75 is: 4,220,822.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,560 : 1,967,957.75 = 1,967,957.75 : x
  2. Step 2: Convert to fraction form
    917,560/1,967,957.75 = 1,967,957.75/x
  3. Step 3: Cross multiply
    917,560x = 1,967,957.75 × 1,967,957.75
  4. Step 4: Simplify right side
    917,560x = 3,872,857,705,785.06
  5. Step 5: Solve for x
    x = 3,872,857,705,785.06/917,560
  6. Step 6: Final answer
    x = 4,220,822.30

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.