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Finding the Fourth Proportional to 1,882.69, 2,824.19 and 584.16

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Solution

The fourth proportional to 1,882.69, 2,824.19 and 584.16 is: 876.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882.69 : 2,824.19 = 584.16 : x
  2. Step 2: Convert to fraction form
    1,882.69/2,824.19 = 584.16/x
  3. Step 3: Cross multiply
    1,882.69x = 2,824.19 × 584.16
  4. Step 4: Simplify right side
    1,882.69x = 1,649,767.51
  5. Step 5: Solve for x
    x = 1,649,767.51/1,882.69
  6. Step 6: Final answer
    x = 876.28

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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.