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Finding the Fourth Proportional to 364.04, 546.45 and 201.86

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Solution

The fourth proportional to 364.04, 546.45 and 201.86 is: 303.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.04 : 546.45 = 201.86 : x
  2. Step 2: Convert to fraction form
    364.04/546.45 = 201.86/x
  3. Step 3: Cross multiply
    364.04x = 546.45 × 201.86
  4. Step 4: Simplify right side
    364.04x = 110,306.40
  5. Step 5: Solve for x
    x = 110,306.40/364.04
  6. Step 6: Final answer
    x = 303.01

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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.