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Finding the Fourth Proportional to 332.84, 496.73 and 291.80

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Solution

The fourth proportional to 332.84, 496.73 and 291.80 is: 435.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.84 : 496.73 = 291.80 : x
  2. Step 2: Convert to fraction form
    332.84/496.73 = 291.80/x
  3. Step 3: Cross multiply
    332.84x = 496.73 × 291.80
  4. Step 4: Simplify right side
    332.84x = 144,947.79
  5. Step 5: Solve for x
    x = 144,947.79/332.84
  6. Step 6: Final answer
    x = 435.48

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.