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Finding the Fourth Proportional to 537.08, 741.18 and 316.04

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Solution

The fourth proportional to 537.08, 741.18 and 316.04 is: 436.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.08 : 741.18 = 316.04 : x
  2. Step 2: Convert to fraction form
    537.08/741.18 = 316.04/x
  3. Step 3: Cross multiply
    537.08x = 741.18 × 316.04
  4. Step 4: Simplify right side
    537.08x = 234,240.01
  5. Step 5: Solve for x
    x = 234,240.01/537.08
  6. Step 6: Final answer
    x = 436.14

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Why These Related Problems?

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