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Finding the Third Proportional to 13,862,981.25 and 30,913,515

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Solution

The third proportional to 13,862,981.25 and 30,913,515 is: 68,935,057.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,862,981.25 : 30,913,515 = 30,913,515 : x
  2. Step 2: Convert to fraction form
    13,862,981.25/30,913,515 = 30,913,515/x
  3. Step 3: Cross multiply
    13,862,981.25x = 30,913,515 × 30,913,515
  4. Step 4: Simplify right side
    13,862,981.25x = 955,645,409,655,225
  5. Step 5: Solve for x
    x = 955,645,409,655,225/13,862,981.25
  6. Step 6: Final answer
    x = 68,935,057.50

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.