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Finding the Third Proportional to 18,599,160 and 39,410,784

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Solution

The third proportional to 18,599,160 and 39,410,784 is: 83,509,679.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,599,160 : 39,410,784 = 39,410,784 : x
  2. Step 2: Convert to fraction form
    18,599,160/39,410,784 = 39,410,784/x
  3. Step 3: Cross multiply
    18,599,160x = 39,410,784 × 39,410,784
  4. Step 4: Simplify right side
    18,599,160x = 1,553,209,895,494,656
  5. Step 5: Solve for x
    x = 1,553,209,895,494,656/18,599,160
  6. Step 6: Final answer
    x = 83,509,679.76

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.