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Finding the Fourth Proportional to 2,448.39, 3,666.79 and 1,751.79

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Solution

The fourth proportional to 2,448.39, 3,666.79 and 1,751.79 is: 2,623.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448.39 : 3,666.79 = 1,751.79 : x
  2. Step 2: Convert to fraction form
    2,448.39/3,666.79 = 1,751.79/x
  3. Step 3: Cross multiply
    2,448.39x = 3,666.79 × 1,751.79
  4. Step 4: Simplify right side
    2,448.39x = 6,423,446.05
  5. Step 5: Solve for x
    x = 6,423,446.05/2,448.39
  6. Step 6: Final answer
    x = 2,623.54

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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.