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Finding the Third Proportional to 4,393,307.11 and 9,542,256.89

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Solution

The third proportional to 4,393,307.11 and 9,542,256.89 is: 20,725,768.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,393,307.11 : 9,542,256.89 = 9,542,256.89 : x
  2. Step 2: Convert to fraction form
    4,393,307.11/9,542,256.89 = 9,542,256.89/x
  3. Step 3: Cross multiply
    4,393,307.11x = 9,542,256.89 × 9,542,256.89
  4. Step 4: Simplify right side
    4,393,307.11x = 91,054,666,566,680.30
  5. Step 5: Solve for x
    x = 91,054,666,566,680.30/4,393,307.11
  6. Step 6: Final answer
    x = 20,725,768.61

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.