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Finding the Fourth Proportional to 296.37, 444.60 and 90.93

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Solution

The fourth proportional to 296.37, 444.60 and 90.93 is: 136.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.37 : 444.60 = 90.93 : x
  2. Step 2: Convert to fraction form
    296.37/444.60 = 90.93/x
  3. Step 3: Cross multiply
    296.37x = 444.60 × 90.93
  4. Step 4: Simplify right side
    296.37x = 40,427.48
  5. Step 5: Solve for x
    x = 40,427.48/296.37
  6. Step 6: Final answer
    x = 136.41

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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.