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Finding the Fourth Proportional to 477.84, 716.03 and 294.92

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Solution

The fourth proportional to 477.84, 716.03 and 294.92 is: 441.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    477.84 : 716.03 = 294.92 : x
  2. Step 2: Convert to fraction form
    477.84/716.03 = 294.92/x
  3. Step 3: Cross multiply
    477.84x = 716.03 × 294.92
  4. Step 4: Simplify right side
    477.84x = 211,171.57
  5. Step 5: Solve for x
    x = 211,171.57/477.84
  6. Step 6: Final answer
    x = 441.93

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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.