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Finding the Fourth Proportional to 2,689.08, 3,710.94 and 1,510.18

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Solution

The fourth proportional to 2,689.08, 3,710.94 and 1,510.18 is: 2,084.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689.08 : 3,710.94 = 1,510.18 : x
  2. Step 2: Convert to fraction form
    2,689.08/3,710.94 = 1,510.18/x
  3. Step 3: Cross multiply
    2,689.08x = 3,710.94 × 1,510.18
  4. Step 4: Simplify right side
    2,689.08x = 5,604,187.37
  5. Step 5: Solve for x
    x = 5,604,187.37/2,689.08
  6. Step 6: Final answer
    x = 2,084.05

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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.