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Finding the Third Proportional to 20,603,727 and 42,903,199.13

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Solution

The third proportional to 20,603,727 and 42,903,199.13 is: 89,337,453.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,603,727 : 42,903,199.13 = 42,903,199.13 : x
  2. Step 2: Convert to fraction form
    20,603,727/42,903,199.13 = 42,903,199.13/x
  3. Step 3: Cross multiply
    20,603,727x = 42,903,199.13 × 42,903,199.13
  4. Step 4: Simplify right side
    20,603,727x = 1,840,684,495,159,400.75
  5. Step 5: Solve for x
    x = 1,840,684,495,159,400.75/20,603,727
  6. Step 6: Final answer
    x = 89,337,453.13

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.