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Finding the Third Proportional to 11,957,061 and 18,565,447.50

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Solution

The third proportional to 11,957,061 and 18,565,447.50 is: 28,826,133.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,957,061 : 18,565,447.50 = 18,565,447.50 : x
  2. Step 2: Convert to fraction form
    11,957,061/18,565,447.50 = 18,565,447.50/x
  3. Step 3: Cross multiply
    11,957,061x = 18,565,447.50 × 18,565,447.50
  4. Step 4: Simplify right side
    11,957,061x = 344,675,840,875,256.25
  5. Step 5: Solve for x
    x = 344,675,840,875,256.25/11,957,061
  6. Step 6: Final answer
    x = 28,826,133.85

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.