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Finding the Fourth Proportional to 8,984.58, 13,483.03 and 3,141.19

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Solution

The fourth proportional to 8,984.58, 13,483.03 and 3,141.19 is: 4,713.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,984.58 : 13,483.03 = 3,141.19 : x
  2. Step 2: Convert to fraction form
    8,984.58/13,483.03 = 3,141.19/x
  3. Step 3: Cross multiply
    8,984.58x = 13,483.03 × 3,141.19
  4. Step 4: Simplify right side
    8,984.58x = 42,352,759.01
  5. Step 5: Solve for x
    x = 42,352,759.01/8,984.58
  6. Step 6: Final answer
    x = 4,713.94

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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.