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Finding the Third Proportional to 15,441,019.88 and 20,585,606.63

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Solution

The third proportional to 15,441,019.88 and 20,585,606.63 is: 27,444,249.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,441,019.88 : 20,585,606.63 = 20,585,606.63 : x
  2. Step 2: Convert to fraction form
    15,441,019.88/20,585,606.63 = 20,585,606.63/x
  3. Step 3: Cross multiply
    15,441,019.88x = 20,585,606.63 × 20,585,606.63
  4. Step 4: Simplify right side
    15,441,019.88x = 423,767,200,119,243.88
  5. Step 5: Solve for x
    x = 423,767,200,119,243.88/15,441,019.88
  6. Step 6: Final answer
    x = 27,444,249.38

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.