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Finding the Third Proportional to 1,768,561.88 and 3,789,266.63

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Solution

The third proportional to 1,768,561.88 and 3,789,266.63 is: 8,118,766.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,561.88 : 3,789,266.63 = 3,789,266.63 : x
  2. Step 2: Convert to fraction form
    1,768,561.88/3,789,266.63 = 3,789,266.63/x
  3. Step 3: Cross multiply
    1,768,561.88x = 3,789,266.63 × 3,789,266.63
  4. Step 4: Simplify right side
    1,768,561.88x = 14,358,541,555,338.89
  5. Step 5: Solve for x
    x = 14,358,541,555,338.89/1,768,561.88
  6. Step 6: Final answer
    x = 8,118,766.87

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.