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Finding the Fourth Proportional to 503.24, 755.46 and 498.06

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Solution

The fourth proportional to 503.24, 755.46 and 498.06 is: 747.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.24 : 755.46 = 498.06 : x
  2. Step 2: Convert to fraction form
    503.24/755.46 = 498.06/x
  3. Step 3: Cross multiply
    503.24x = 755.46 × 498.06
  4. Step 4: Simplify right side
    503.24x = 376,264.41
  5. Step 5: Solve for x
    x = 376,264.41/503.24
  6. Step 6: Final answer
    x = 747.69

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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.