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Finding the Fourth Proportional to 4,240.69, 6,360.69 and 1,900.82

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Solution

The fourth proportional to 4,240.69, 6,360.69 and 1,900.82 is: 2,851.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,240.69 : 6,360.69 = 1,900.82 : x
  2. Step 2: Convert to fraction form
    4,240.69/6,360.69 = 1,900.82/x
  3. Step 3: Cross multiply
    4,240.69x = 6,360.69 × 1,900.82
  4. Step 4: Simplify right side
    4,240.69x = 12,090,526.77
  5. Step 5: Solve for x
    x = 12,090,526.77/4,240.69
  6. Step 6: Final answer
    x = 2,851.08

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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.