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Finding the Third Proportional to 787,816.50 and 1,234,554.75

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Solution

The third proportional to 787,816.50 and 1,234,554.75 is: 1,934,619.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,816.50 : 1,234,554.75 = 1,234,554.75 : x
  2. Step 2: Convert to fraction form
    787,816.50/1,234,554.75 = 1,234,554.75/x
  3. Step 3: Cross multiply
    787,816.50x = 1,234,554.75 × 1,234,554.75
  4. Step 4: Simplify right side
    787,816.50x = 1,524,125,430,747.56
  5. Step 5: Solve for x
    x = 1,524,125,430,747.56/787,816.50
  6. Step 6: Final answer
    x = 1,934,619.84

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.