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Finding the Fourth Proportional to 2,054.22, 2,834.62 and 1,169.99

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Solution

The fourth proportional to 2,054.22, 2,834.62 and 1,169.99 is: 1,614.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,054.22 : 2,834.62 = 1,169.99 : x
  2. Step 2: Convert to fraction form
    2,054.22/2,834.62 = 1,169.99/x
  3. Step 3: Cross multiply
    2,054.22x = 2,834.62 × 1,169.99
  4. Step 4: Simplify right side
    2,054.22x = 3,316,477.05
  5. Step 5: Solve for x
    x = 3,316,477.05/2,054.22
  6. Step 6: Final answer
    x = 1,614.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.