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Finding the Fourth Proportional to 1,934.13, 2,901.68 and 635.61

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Solution

The fourth proportional to 1,934.13, 2,901.68 and 635.61 is: 953.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.13 : 2,901.68 = 635.61 : x
  2. Step 2: Convert to fraction form
    1,934.13/2,901.68 = 635.61/x
  3. Step 3: Cross multiply
    1,934.13x = 2,901.68 × 635.61
  4. Step 4: Simplify right side
    1,934.13x = 1,844,336.82
  5. Step 5: Solve for x
    x = 1,844,336.82/1,934.13
  6. Step 6: Final answer
    x = 953.57

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.