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Finding the Fourth Proportional to 193.88, 291.06 and 193.01

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Solution

The fourth proportional to 193.88, 291.06 and 193.01 is: 289.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    193.88 : 291.06 = 193.01 : x
  2. Step 2: Convert to fraction form
    193.88/291.06 = 193.01/x
  3. Step 3: Cross multiply
    193.88x = 291.06 × 193.01
  4. Step 4: Simplify right side
    193.88x = 56,176.04
  5. Step 5: Solve for x
    x = 56,176.04/193.88
  6. Step 6: Final answer
    x = 289.74

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.