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Finding the Third Proportional to 887,917.50 and 1,917,711

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Solution

The third proportional to 887,917.50 and 1,917,711 is: 4,141,843.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,917.50 : 1,917,711 = 1,917,711 : x
  2. Step 2: Convert to fraction form
    887,917.50/1,917,711 = 1,917,711/x
  3. Step 3: Cross multiply
    887,917.50x = 1,917,711 × 1,917,711
  4. Step 4: Simplify right side
    887,917.50x = 3,677,615,479,521
  5. Step 5: Solve for x
    x = 3,677,615,479,521/887,917.50
  6. Step 6: Final answer
    x = 4,141,843.67

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.