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Finding the Third Proportional to 3,669,356 and 5,396,190

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Solution

The third proportional to 3,669,356 and 5,396,190 is: 7,935,688.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,356 : 5,396,190 = 5,396,190 : x
  2. Step 2: Convert to fraction form
    3,669,356/5,396,190 = 5,396,190/x
  3. Step 3: Cross multiply
    3,669,356x = 5,396,190 × 5,396,190
  4. Step 4: Simplify right side
    3,669,356x = 29,118,866,516,100
  5. Step 5: Solve for x
    x = 29,118,866,516,100/3,669,356
  6. Step 6: Final answer
    x = 7,935,688.58

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.