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Finding the Third Proportional to 1,305,421.50 and 1,995,653

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Solution

The third proportional to 1,305,421.50 and 1,995,653 is: 3,050,839.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,421.50 : 1,995,653 = 1,995,653 : x
  2. Step 2: Convert to fraction form
    1,305,421.50/1,995,653 = 1,995,653/x
  3. Step 3: Cross multiply
    1,305,421.50x = 1,995,653 × 1,995,653
  4. Step 4: Simplify right side
    1,305,421.50x = 3,982,630,896,409
  5. Step 5: Solve for x
    x = 3,982,630,896,409/1,305,421.50
  6. Step 6: Final answer
    x = 3,050,839.06

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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.