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Finding the Third Proportional to 787,749.75 and 1,604,380.50

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Solution

The third proportional to 787,749.75 and 1,604,380.50 is: 3,267,581.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,749.75 : 1,604,380.50 = 1,604,380.50 : x
  2. Step 2: Convert to fraction form
    787,749.75/1,604,380.50 = 1,604,380.50/x
  3. Step 3: Cross multiply
    787,749.75x = 1,604,380.50 × 1,604,380.50
  4. Step 4: Simplify right side
    787,749.75x = 2,574,036,788,780.25
  5. Step 5: Solve for x
    x = 2,574,036,788,780.25/787,749.75
  6. Step 6: Final answer
    x = 3,267,581.85

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.