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Finding the Third Proportional to 4,123,108.50 and 6,291,279

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Solution

The third proportional to 4,123,108.50 and 6,291,279 is: 9,599,599.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123,108.50 : 6,291,279 = 6,291,279 : x
  2. Step 2: Convert to fraction form
    4,123,108.50/6,291,279 = 6,291,279/x
  3. Step 3: Cross multiply
    4,123,108.50x = 6,291,279 × 6,291,279
  4. Step 4: Simplify right side
    4,123,108.50x = 39,580,191,455,841
  5. Step 5: Solve for x
    x = 39,580,191,455,841/4,123,108.50
  6. Step 6: Final answer
    x = 9,599,599.78

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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.