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Finding the Fourth Proportional to 9,065.10, 13,596.99 and 2,490.72

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Solution

The fourth proportional to 9,065.10, 13,596.99 and 2,490.72 is: 3,735.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,065.10 : 13,596.99 = 2,490.72 : x
  2. Step 2: Convert to fraction form
    9,065.10/13,596.99 = 2,490.72/x
  3. Step 3: Cross multiply
    9,065.10x = 13,596.99 × 2,490.72
  4. Step 4: Simplify right side
    9,065.10x = 33,866,294.93
  5. Step 5: Solve for x
    x = 33,866,294.93/9,065.10
  6. Step 6: Final answer
    x = 3,735.90

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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.