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Finding the Fourth Proportional to 573.93, 860.59 and 249.12

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Solution

The fourth proportional to 573.93, 860.59 and 249.12 is: 373.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.93 : 860.59 = 249.12 : x
  2. Step 2: Convert to fraction form
    573.93/860.59 = 249.12/x
  3. Step 3: Cross multiply
    573.93x = 860.59 × 249.12
  4. Step 4: Simplify right side
    573.93x = 214,387.02
  5. Step 5: Solve for x
    x = 214,387.02/573.93
  6. Step 6: Final answer
    x = 373.54

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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.