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Finding the Third Proportional to 35,973,229.78 and 79,119,269.86

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Solution

The third proportional to 35,973,229.78 and 79,119,269.86 is: 174,014,368.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,973,229.78 : 79,119,269.86 = 79,119,269.86 : x
  2. Step 2: Convert to fraction form
    35,973,229.78/79,119,269.86 = 79,119,269.86/x
  3. Step 3: Cross multiply
    35,973,229.78x = 79,119,269.86 × 79,119,269.86
  4. Step 4: Simplify right side
    35,973,229.78x = 6,259,858,863,080,605
  5. Step 5: Solve for x
    x = 6,259,858,863,080,605/35,973,229.78
  6. Step 6: Final answer
    x = 174,014,368.49

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.