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Finding the Fourth Proportional to 2,654,445, 3,981,682.08 and 659,901

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Solution

The fourth proportional to 2,654,445, 3,981,682.08 and 659,901 is: 989,855.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,654,445 : 3,981,682.08 = 659,901 : x
  2. Step 2: Convert to fraction form
    2,654,445/3,981,682.08 = 659,901/x
  3. Step 3: Cross multiply
    2,654,445x = 3,981,682.08 × 659,901
  4. Step 4: Simplify right side
    2,654,445x = 2,627,515,986,274.08
  5. Step 5: Solve for x
    x = 2,627,515,986,274.08/2,654,445
  6. Step 6: Final answer
    x = 989,855.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.