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Finding the Third Proportional to 13,709,355 and 30,108,720

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Solution

The third proportional to 13,709,355 and 30,108,720 is: 66,125,285.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,709,355 : 30,108,720 = 30,108,720 : x
  2. Step 2: Convert to fraction form
    13,709,355/30,108,720 = 30,108,720/x
  3. Step 3: Cross multiply
    13,709,355x = 30,108,720 × 30,108,720
  4. Step 4: Simplify right side
    13,709,355x = 906,535,020,038,400
  5. Step 5: Solve for x
    x = 906,535,020,038,400/13,709,355
  6. Step 6: Final answer
    x = 66,125,285.98

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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.