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Finding the Fourth Proportional to 937.00, 1,292.22 and 605.07

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Solution

The fourth proportional to 937.00, 1,292.22 and 605.07 is: 834.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    937.00 : 1,292.22 = 605.07 : x
  2. Step 2: Convert to fraction form
    937.00/1,292.22 = 605.07/x
  3. Step 3: Cross multiply
    937.00x = 1,292.22 × 605.07
  4. Step 4: Simplify right side
    937.00x = 781,889.01
  5. Step 5: Solve for x
    x = 781,889.01/937.00
  6. Step 6: Final answer
    x = 834.46

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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.