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Finding the Fourth Proportional to 602.02, 903.17 and 191.18

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Solution

The fourth proportional to 602.02, 903.17 and 191.18 is: 286.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    602.02 : 903.17 = 191.18 : x
  2. Step 2: Convert to fraction form
    602.02/903.17 = 191.18/x
  3. Step 3: Cross multiply
    602.02x = 903.17 × 191.18
  4. Step 4: Simplify right side
    602.02x = 172,669.70
  5. Step 5: Solve for x
    x = 172,669.70/602.02
  6. Step 6: Final answer
    x = 286.82

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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.