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Finding the Fourth Proportional to 1,563.08, 2,344.71 and 589.19

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Solution

The fourth proportional to 1,563.08, 2,344.71 and 589.19 is: 883.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563.08 : 2,344.71 = 589.19 : x
  2. Step 2: Convert to fraction form
    1,563.08/2,344.71 = 589.19/x
  3. Step 3: Cross multiply
    1,563.08x = 2,344.71 × 589.19
  4. Step 4: Simplify right side
    1,563.08x = 1,381,479.68
  5. Step 5: Solve for x
    x = 1,381,479.68/1,563.08
  6. Step 6: Final answer
    x = 883.82

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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.