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Finding the Fourth Proportional to 592.89, 889.34 and 548.25

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Solution

The fourth proportional to 592.89, 889.34 and 548.25 is: 822.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.89 : 889.34 = 548.25 : x
  2. Step 2: Convert to fraction form
    592.89/889.34 = 548.25/x
  3. Step 3: Cross multiply
    592.89x = 889.34 × 548.25
  4. Step 4: Simplify right side
    592.89x = 487,580.66
  5. Step 5: Solve for x
    x = 487,580.66/592.89
  6. Step 6: Final answer
    x = 822.38

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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.