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Finding the Third Proportional to 1,249,195.50 and 2,687,823

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Solution

The third proportional to 1,249,195.50 and 2,687,823 is: 5,783,236.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,195.50 : 2,687,823 = 2,687,823 : x
  2. Step 2: Convert to fraction form
    1,249,195.50/2,687,823 = 2,687,823/x
  3. Step 3: Cross multiply
    1,249,195.50x = 2,687,823 × 2,687,823
  4. Step 4: Simplify right side
    1,249,195.50x = 7,224,392,479,329
  5. Step 5: Solve for x
    x = 7,224,392,479,329/1,249,195.50
  6. Step 6: Final answer
    x = 5,783,236.07

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.