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Finding the Fourth Proportional to 477.37, 716.16 and 184.87

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Solution

The fourth proportional to 477.37, 716.16 and 184.87 is: 277.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    477.37 : 716.16 = 184.87 : x
  2. Step 2: Convert to fraction form
    477.37/716.16 = 184.87/x
  3. Step 3: Cross multiply
    477.37x = 716.16 × 184.87
  4. Step 4: Simplify right side
    477.37x = 132,391.99
  5. Step 5: Solve for x
    x = 132,391.99/477.37
  6. Step 6: Final answer
    x = 277.34

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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.