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Finding the Third Proportional to 3,487,948 and 5,235,400

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Solution

The third proportional to 3,487,948 and 5,235,400 is: 7,858,320.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487,948 : 5,235,400 = 5,235,400 : x
  2. Step 2: Convert to fraction form
    3,487,948/5,235,400 = 5,235,400/x
  3. Step 3: Cross multiply
    3,487,948x = 5,235,400 × 5,235,400
  4. Step 4: Simplify right side
    3,487,948x = 27,409,413,160,000
  5. Step 5: Solve for x
    x = 27,409,413,160,000/3,487,948
  6. Step 6: Final answer
    x = 7,858,320.47

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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.