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Finding the Fourth Proportional to 9,260.94, 13,892.16 and 3,020.84

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Solution

The fourth proportional to 9,260.94, 13,892.16 and 3,020.84 is: 4,531.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,260.94 : 13,892.16 = 3,020.84 : x
  2. Step 2: Convert to fraction form
    9,260.94/13,892.16 = 3,020.84/x
  3. Step 3: Cross multiply
    9,260.94x = 13,892.16 × 3,020.84
  4. Step 4: Simplify right side
    9,260.94x = 41,965,992.61
  5. Step 5: Solve for x
    x = 41,965,992.61/9,260.94
  6. Step 6: Final answer
    x = 4,531.50

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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.