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Finding the Third Proportional to 803,668 and 1,719,189.50

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Solution

The third proportional to 803,668 and 1,719,189.50 is: 3,677,653.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,668 : 1,719,189.50 = 1,719,189.50 : x
  2. Step 2: Convert to fraction form
    803,668/1,719,189.50 = 1,719,189.50/x
  3. Step 3: Cross multiply
    803,668x = 1,719,189.50 × 1,719,189.50
  4. Step 4: Simplify right side
    803,668x = 2,955,612,536,910.25
  5. Step 5: Solve for x
    x = 2,955,612,536,910.25/803,668
  6. Step 6: Final answer
    x = 3,677,653.63

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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.