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Finding the Fourth Proportional to 592.74, 889.10 and 153.99

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Solution

The fourth proportional to 592.74, 889.10 and 153.99 is: 230.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.74 : 889.10 = 153.99 : x
  2. Step 2: Convert to fraction form
    592.74/889.10 = 153.99/x
  3. Step 3: Cross multiply
    592.74x = 889.10 × 153.99
  4. Step 4: Simplify right side
    592.74x = 136,912.89
  5. Step 5: Solve for x
    x = 136,912.89/592.74
  6. Step 6: Final answer
    x = 230.98

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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.