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Finding the Third Proportional to 608,455.13 and 881,286.75

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Solution

The third proportional to 608,455.13 and 881,286.75 is: 1,276,456.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,455.13 : 881,286.75 = 881,286.75 : x
  2. Step 2: Convert to fraction form
    608,455.13/881,286.75 = 881,286.75/x
  3. Step 3: Cross multiply
    608,455.13x = 881,286.75 × 881,286.75
  4. Step 4: Simplify right side
    608,455.13x = 776,666,335,725.56
  5. Step 5: Solve for x
    x = 776,666,335,725.56/608,455.13
  6. Step 6: Final answer
    x = 1,276,456.23

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.