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Finding the Third Proportional to 13,119,830 and 28,469,773

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Solution

The third proportional to 13,119,830 and 28,469,773 is: 61,778,847.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,119,830 : 28,469,773 = 28,469,773 : x
  2. Step 2: Convert to fraction form
    13,119,830/28,469,773 = 28,469,773/x
  3. Step 3: Cross multiply
    13,119,830x = 28,469,773 × 28,469,773
  4. Step 4: Simplify right side
    13,119,830x = 810,527,974,671,529
  5. Step 5: Solve for x
    x = 810,527,974,671,529/13,119,830
  6. Step 6: Final answer
    x = 61,778,847.34

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.