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Finding the Fourth Proportional to 537.76, 741.84 and 351.58

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Solution

The fourth proportional to 537.76, 741.84 and 351.58 is: 485.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.76 : 741.84 = 351.58 : x
  2. Step 2: Convert to fraction form
    537.76/741.84 = 351.58/x
  3. Step 3: Cross multiply
    537.76x = 741.84 × 351.58
  4. Step 4: Simplify right side
    537.76x = 260,816.11
  5. Step 5: Solve for x
    x = 260,816.11/537.76
  6. Step 6: Final answer
    x = 485.00

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.