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Finding the Fourth Proportional to 1,944,218.48, 2,916,327.71 and 1,944,218.48

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Solution

The fourth proportional to 1,944,218.48, 2,916,327.71 and 1,944,218.48 is: 2,916,327.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,218.48 : 2,916,327.71 = 1,944,218.48 : x
  2. Step 2: Convert to fraction form
    1,944,218.48/2,916,327.71 = 1,944,218.48/x
  3. Step 3: Cross multiply
    1,944,218.48x = 2,916,327.71 × 1,944,218.48
  4. Step 4: Simplify right side
    1,944,218.48x = 5,669,978,217,796.99
  5. Step 5: Solve for x
    x = 5,669,978,217,796.99/1,944,218.48
  6. Step 6: Final answer
    x = 2,916,327.71

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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.