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Finding the Third Proportional to 3,117,455 and 4,964,318

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Solution

The third proportional to 3,117,455 and 4,964,318 is: 7,905,311.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,455 : 4,964,318 = 4,964,318 : x
  2. Step 2: Convert to fraction form
    3,117,455/4,964,318 = 4,964,318/x
  3. Step 3: Cross multiply
    3,117,455x = 4,964,318 × 4,964,318
  4. Step 4: Simplify right side
    3,117,455x = 24,644,453,205,124
  5. Step 5: Solve for x
    x = 24,644,453,205,124/3,117,455
  6. Step 6: Final answer
    x = 7,905,311.61

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.