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Finding the Fourth Proportional to 2,333.07, 3,218.69 and 1,337.82

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Solution

The fourth proportional to 2,333.07, 3,218.69 and 1,337.82 is: 1,845.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,333.07 : 3,218.69 = 1,337.82 : x
  2. Step 2: Convert to fraction form
    2,333.07/3,218.69 = 1,337.82/x
  3. Step 3: Cross multiply
    2,333.07x = 3,218.69 × 1,337.82
  4. Step 4: Simplify right side
    2,333.07x = 4,306,021.17
  5. Step 5: Solve for x
    x = 4,306,021.17/2,333.07
  6. Step 6: Final answer
    x = 1,845.65

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.