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Finding the Fourth Proportional to 2,350.30, 3,239.95 and 1,851.95

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Solution

The fourth proportional to 2,350.30, 3,239.95 and 1,851.95 is: 2,552.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,350.30 : 3,239.95 = 1,851.95 : x
  2. Step 2: Convert to fraction form
    2,350.30/3,239.95 = 1,851.95/x
  3. Step 3: Cross multiply
    2,350.30x = 3,239.95 × 1,851.95
  4. Step 4: Simplify right side
    2,350.30x = 6,000,199.94
  5. Step 5: Solve for x
    x = 6,000,199.94/2,350.30
  6. Step 6: Final answer
    x = 2,552.95

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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.