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Finding the Fourth Proportional to 6,160.84, 9,240.52 and 1,718.84

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Solution

The fourth proportional to 6,160.84, 9,240.52 and 1,718.84 is: 2,578.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,160.84 : 9,240.52 = 1,718.84 : x
  2. Step 2: Convert to fraction form
    6,160.84/9,240.52 = 1,718.84/x
  3. Step 3: Cross multiply
    6,160.84x = 9,240.52 × 1,718.84
  4. Step 4: Simplify right side
    6,160.84x = 15,882,975.40
  5. Step 5: Solve for x
    x = 15,882,975.40/6,160.84
  6. Step 6: Final answer
    x = 2,578.05

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Why These Related Problems?

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