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Finding the Fourth Proportional to 3,953,625.88, 5,926,194.66 and 1,677,229.52

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Solution

The fourth proportional to 3,953,625.88, 5,926,194.66 and 1,677,229.52 is: 2,514,043.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953,625.88 : 5,926,194.66 = 1,677,229.52 : x
  2. Step 2: Convert to fraction form
    3,953,625.88/5,926,194.66 = 1,677,229.52/x
  3. Step 3: Cross multiply
    3,953,625.88x = 5,926,194.66 × 1,677,229.52
  4. Step 4: Simplify right side
    3,953,625.88x = 9,939,588,595,387.39
  5. Step 5: Solve for x
    x = 9,939,588,595,387.39/3,953,625.88
  6. Step 6: Final answer
    x = 2,514,043.79

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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.