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Finding the Fourth Proportional to 9,797.08, 14,679.96 and 8,802.40

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Solution

The fourth proportional to 9,797.08, 14,679.96 and 8,802.40 is: 13,189.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,797.08 : 14,679.96 = 8,802.40 : x
  2. Step 2: Convert to fraction form
    9,797.08/14,679.96 = 8,802.40/x
  3. Step 3: Cross multiply
    9,797.08x = 14,679.96 × 8,802.40
  4. Step 4: Simplify right side
    9,797.08x = 129,218,879.90
  5. Step 5: Solve for x
    x = 129,218,879.90/9,797.08
  6. Step 6: Final answer
    x = 13,189.53

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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.