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Finding the Fourth Proportional to 546.67, 755.01 and 369.32

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Solution

The fourth proportional to 546.67, 755.01 and 369.32 is: 510.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    546.67 : 755.01 = 369.32 : x
  2. Step 2: Convert to fraction form
    546.67/755.01 = 369.32/x
  3. Step 3: Cross multiply
    546.67x = 755.01 × 369.32
  4. Step 4: Simplify right side
    546.67x = 278,836.52
  5. Step 5: Solve for x
    x = 278,836.52/546.67
  6. Step 6: Final answer
    x = 510.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.