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Finding the Third Proportional to 4,499,759.94 and 9,717,770.06

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Solution

The third proportional to 4,499,759.94 and 9,717,770.06 is: 20,986,687.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,499,759.94 : 9,717,770.06 = 9,717,770.06 : x
  2. Step 2: Convert to fraction form
    4,499,759.94/9,717,770.06 = 9,717,770.06/x
  3. Step 3: Cross multiply
    4,499,759.94x = 9,717,770.06 × 9,717,770.06
  4. Step 4: Simplify right side
    4,499,759.94x = 94,435,054,987,621.25
  5. Step 5: Solve for x
    x = 94,435,054,987,621.25/4,499,759.94
  6. Step 6: Final answer
    x = 20,986,687.36

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.