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Finding the Fourth Proportional to 573.48, 860.63 and 248.94

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Solution

The fourth proportional to 573.48, 860.63 and 248.94 is: 373.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.48 : 860.63 = 248.94 : x
  2. Step 2: Convert to fraction form
    573.48/860.63 = 248.94/x
  3. Step 3: Cross multiply
    573.48x = 860.63 × 248.94
  4. Step 4: Simplify right side
    573.48x = 214,243.99
  5. Step 5: Solve for x
    x = 214,243.99/573.48
  6. Step 6: Final answer
    x = 373.59

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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.