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Finding the Third Proportional to 3,340,416 and 7,153,210

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Solution

The third proportional to 3,340,416 and 7,153,210 is: 15,317,976.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340,416 : 7,153,210 = 7,153,210 : x
  2. Step 2: Convert to fraction form
    3,340,416/7,153,210 = 7,153,210/x
  3. Step 3: Cross multiply
    3,340,416x = 7,153,210 × 7,153,210
  4. Step 4: Simplify right side
    3,340,416x = 51,168,413,304,100
  5. Step 5: Solve for x
    x = 51,168,413,304,100/3,340,416
  6. Step 6: Final answer
    x = 15,317,976.36

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.