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Finding the Third Proportional to 17,811,928.50 and 38,903,262

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Solution

The third proportional to 17,811,928.50 and 38,903,262 is: 84,969,114.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,811,928.50 : 38,903,262 = 38,903,262 : x
  2. Step 2: Convert to fraction form
    17,811,928.50/38,903,262 = 38,903,262/x
  3. Step 3: Cross multiply
    17,811,928.50x = 38,903,262 × 38,903,262
  4. Step 4: Simplify right side
    17,811,928.50x = 1,513,463,794,240,644
  5. Step 5: Solve for x
    x = 1,513,463,794,240,644/17,811,928.50
  6. Step 6: Final answer
    x = 84,969,114.62

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.