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Finding the Third Proportional to 16,455,129.75 and 35,438,958

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Solution

The third proportional to 16,455,129.75 and 35,438,958 is: 76,323,904.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,455,129.75 : 35,438,958 = 35,438,958 : x
  2. Step 2: Convert to fraction form
    16,455,129.75/35,438,958 = 35,438,958/x
  3. Step 3: Cross multiply
    16,455,129.75x = 35,438,958 × 35,438,958
  4. Step 4: Simplify right side
    16,455,129.75x = 1,255,919,744,125,764
  5. Step 5: Solve for x
    x = 1,255,919,744,125,764/16,455,129.75
  6. Step 6: Final answer
    x = 76,323,904.05

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.