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Finding the Fourth Proportional to 762.03, 1,052.01 and 604.44

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Solution

The fourth proportional to 762.03, 1,052.01 and 604.44 is: 834.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    762.03 : 1,052.01 = 604.44 : x
  2. Step 2: Convert to fraction form
    762.03/1,052.01 = 604.44/x
  3. Step 3: Cross multiply
    762.03x = 1,052.01 × 604.44
  4. Step 4: Simplify right side
    762.03x = 635,876.92
  5. Step 5: Solve for x
    x = 635,876.92/762.03
  6. Step 6: Final answer
    x = 834.45

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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.