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Finding the Third Proportional to 2,777,140.69 and 4,165,711.03

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Solution

The third proportional to 2,777,140.69 and 4,165,711.03 is: 6,248,566.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,140.69 : 4,165,711.03 = 4,165,711.03 : x
  2. Step 2: Convert to fraction form
    2,777,140.69/4,165,711.03 = 4,165,711.03/x
  3. Step 3: Cross multiply
    2,777,140.69x = 4,165,711.03 × 4,165,711.03
  4. Step 4: Simplify right side
    2,777,140.69x = 17,353,148,395,877.94
  5. Step 5: Solve for x
    x = 17,353,148,395,877.94/2,777,140.69
  6. Step 6: Final answer
    x = 6,248,566.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.