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Finding the Third Proportional to 849,687.75 and 1,296,717.75

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Solution

The third proportional to 849,687.75 and 1,296,717.75 is: 1,978,935.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,687.75 : 1,296,717.75 = 1,296,717.75 : x
  2. Step 2: Convert to fraction form
    849,687.75/1,296,717.75 = 1,296,717.75/x
  3. Step 3: Cross multiply
    849,687.75x = 1,296,717.75 × 1,296,717.75
  4. Step 4: Simplify right side
    849,687.75x = 1,681,476,923,165.06
  5. Step 5: Solve for x
    x = 1,681,476,923,165.06/849,687.75
  6. Step 6: Final answer
    x = 1,978,935.11

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.