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Finding the Third Proportional to 3,150,912 and 6,872,160

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Solution

The third proportional to 3,150,912 and 6,872,160 is: 14,988,226.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,912 : 6,872,160 = 6,872,160 : x
  2. Step 2: Convert to fraction form
    3,150,912/6,872,160 = 6,872,160/x
  3. Step 3: Cross multiply
    3,150,912x = 6,872,160 × 6,872,160
  4. Step 4: Simplify right side
    3,150,912x = 47,226,583,065,600
  5. Step 5: Solve for x
    x = 47,226,583,065,600/3,150,912
  6. Step 6: Final answer
    x = 14,988,226.60

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.