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Finding the Fourth Proportional to 362.98, 544.47 and 294.40

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Solution

The fourth proportional to 362.98, 544.47 and 294.40 is: 441.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.98 : 544.47 = 294.40 : x
  2. Step 2: Convert to fraction form
    362.98/544.47 = 294.40/x
  3. Step 3: Cross multiply
    362.98x = 544.47 × 294.40
  4. Step 4: Simplify right side
    362.98x = 160,291.97
  5. Step 5: Solve for x
    x = 160,291.97/362.98
  6. Step 6: Final answer
    x = 441.60

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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.