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Finding the Fourth Proportional to 1,782.33, 2,673.51 and 550.02

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Solution

The fourth proportional to 1,782.33, 2,673.51 and 550.02 is: 825.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782.33 : 2,673.51 = 550.02 : x
  2. Step 2: Convert to fraction form
    1,782.33/2,673.51 = 550.02/x
  3. Step 3: Cross multiply
    1,782.33x = 2,673.51 × 550.02
  4. Step 4: Simplify right side
    1,782.33x = 1,470,483.97
  5. Step 5: Solve for x
    x = 1,470,483.97/1,782.33
  6. Step 6: Final answer
    x = 825.03

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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.