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Finding the Third Proportional to 908,793.50 and 1,911,601

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Solution

The third proportional to 908,793.50 and 1,911,601 is: 4,020,955.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,793.50 : 1,911,601 = 1,911,601 : x
  2. Step 2: Convert to fraction form
    908,793.50/1,911,601 = 1,911,601/x
  3. Step 3: Cross multiply
    908,793.50x = 1,911,601 × 1,911,601
  4. Step 4: Simplify right side
    908,793.50x = 3,654,218,383,201
  5. Step 5: Solve for x
    x = 3,654,218,383,201/908,793.50
  6. Step 6: Final answer
    x = 4,020,955.68

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.