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Finding the Third Proportional to 887,402 and 1,330,671

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Solution

The third proportional to 887,402 and 1,330,671 is: 1,995,358.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,402 : 1,330,671 = 1,330,671 : x
  2. Step 2: Convert to fraction form
    887,402/1,330,671 = 1,330,671/x
  3. Step 3: Cross multiply
    887,402x = 1,330,671 × 1,330,671
  4. Step 4: Simplify right side
    887,402x = 1,770,685,310,241
  5. Step 5: Solve for x
    x = 1,770,685,310,241/887,402
  6. Step 6: Final answer
    x = 1,995,358.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.