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Finding the Third Proportional to 16,818,603.75 and 25,568,014.50

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Solution

The third proportional to 16,818,603.75 and 25,568,014.50 is: 38,869,062.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,818,603.75 : 25,568,014.50 = 25,568,014.50 : x
  2. Step 2: Convert to fraction form
    16,818,603.75/25,568,014.50 = 25,568,014.50/x
  3. Step 3: Cross multiply
    16,818,603.75x = 25,568,014.50 × 25,568,014.50
  4. Step 4: Simplify right side
    16,818,603.75x = 653,723,365,472,210.25
  5. Step 5: Solve for x
    x = 653,723,365,472,210.25/16,818,603.75
  6. Step 6: Final answer
    x = 38,869,062.81

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.