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Finding the Third Proportional to 3,808,741.50 and 5,166,909

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Solution

The third proportional to 3,808,741.50 and 5,166,909 is: 7,009,388.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808,741.50 : 5,166,909 = 5,166,909 : x
  2. Step 2: Convert to fraction form
    3,808,741.50/5,166,909 = 5,166,909/x
  3. Step 3: Cross multiply
    3,808,741.50x = 5,166,909 × 5,166,909
  4. Step 4: Simplify right side
    3,808,741.50x = 26,696,948,614,281
  5. Step 5: Solve for x
    x = 26,696,948,614,281/3,808,741.50
  6. Step 6: Final answer
    x = 7,009,388.43

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.