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Finding the Fourth Proportional to 603.16, 904.51 and 237.75

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Solution

The fourth proportional to 603.16, 904.51 and 237.75 is: 356.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.16 : 904.51 = 237.75 : x
  2. Step 2: Convert to fraction form
    603.16/904.51 = 237.75/x
  3. Step 3: Cross multiply
    603.16x = 904.51 × 237.75
  4. Step 4: Simplify right side
    603.16x = 215,047.25
  5. Step 5: Solve for x
    x = 215,047.25/603.16
  6. Step 6: Final answer
    x = 356.53

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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.