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Finding the Third Proportional to 4,585,722 and 6,890,139

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Solution

The third proportional to 4,585,722 and 6,890,139 is: 10,352,571.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,585,722 : 6,890,139 = 6,890,139 : x
  2. Step 2: Convert to fraction form
    4,585,722/6,890,139 = 6,890,139/x
  3. Step 3: Cross multiply
    4,585,722x = 6,890,139 × 6,890,139
  4. Step 4: Simplify right side
    4,585,722x = 47,474,015,439,321
  5. Step 5: Solve for x
    x = 47,474,015,439,321/4,585,722
  6. Step 6: Final answer
    x = 10,352,571.62

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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.