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Finding the Third Proportional to 14,397,439 and 20,371,931.50

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Solution

The third proportional to 14,397,439 and 20,371,931.50 is: 28,825,653.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,397,439 : 20,371,931.50 = 20,371,931.50 : x
  2. Step 2: Convert to fraction form
    14,397,439/20,371,931.50 = 20,371,931.50/x
  3. Step 3: Cross multiply
    14,397,439x = 20,371,931.50 × 20,371,931.50
  4. Step 4: Simplify right side
    14,397,439x = 415,015,593,040,692.25
  5. Step 5: Solve for x
    x = 415,015,593,040,692.25/14,397,439
  6. Step 6: Final answer
    x = 28,825,653.86

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.