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Finding the Fourth Proportional to 497.52, 746.01 and 253.44

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Solution

The fourth proportional to 497.52, 746.01 and 253.44 is: 380.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    497.52 : 746.01 = 253.44 : x
  2. Step 2: Convert to fraction form
    497.52/746.01 = 253.44/x
  3. Step 3: Cross multiply
    497.52x = 746.01 × 253.44
  4. Step 4: Simplify right side
    497.52x = 189,068.77
  5. Step 5: Solve for x
    x = 189,068.77/497.52
  6. Step 6: Final answer
    x = 380.02

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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.