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Finding the Fourth Proportional to 603.13, 904.01 and 277.82

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Solution

The fourth proportional to 603.13, 904.01 and 277.82 is: 416.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.13 : 904.01 = 277.82 : x
  2. Step 2: Convert to fraction form
    603.13/904.01 = 277.82/x
  3. Step 3: Cross multiply
    603.13x = 904.01 × 277.82
  4. Step 4: Simplify right side
    603.13x = 251,150.67
  5. Step 5: Solve for x
    x = 251,150.67/603.13
  6. Step 6: Final answer
    x = 416.42

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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.