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Finding the Third Proportional to 3,156,088 and 6,902,640

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Solution

The third proportional to 3,156,088 and 6,902,640 is: 15,096,676.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,088 : 6,902,640 = 6,902,640 : x
  2. Step 2: Convert to fraction form
    3,156,088/6,902,640 = 6,902,640/x
  3. Step 3: Cross multiply
    3,156,088x = 6,902,640 × 6,902,640
  4. Step 4: Simplify right side
    3,156,088x = 47,646,438,969,600
  5. Step 5: Solve for x
    x = 47,646,438,969,600/3,156,088
  6. Step 6: Final answer
    x = 15,096,676.32

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.