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Finding the Fourth Proportional to 832.93, 1,249.35 and 370.63

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Solution

The fourth proportional to 832.93, 1,249.35 and 370.63 is: 555.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    832.93 : 1,249.35 = 370.63 : x
  2. Step 2: Convert to fraction form
    832.93/1,249.35 = 370.63/x
  3. Step 3: Cross multiply
    832.93x = 1,249.35 × 370.63
  4. Step 4: Simplify right side
    832.93x = 463,046.59
  5. Step 5: Solve for x
    x = 463,046.59/832.93
  6. Step 6: Final answer
    x = 555.92

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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.