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Finding the Fourth Proportional to 9,673.50, 14,511.49 and 2,748.18

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Solution

The fourth proportional to 9,673.50, 14,511.49 and 2,748.18 is: 4,122.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,673.50 : 14,511.49 = 2,748.18 : x
  2. Step 2: Convert to fraction form
    9,673.50/14,511.49 = 2,748.18/x
  3. Step 3: Cross multiply
    9,673.50x = 14,511.49 × 2,748.18
  4. Step 4: Simplify right side
    9,673.50x = 39,880,186.59
  5. Step 5: Solve for x
    x = 39,880,186.59/9,673.50
  6. Step 6: Final answer
    x = 4,122.62

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1.5x scale

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.