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Finding the Fourth Proportional to 2,035.58, 2,809.10 and 1,104.08

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Solution

The fourth proportional to 2,035.58, 2,809.10 and 1,104.08 is: 1,523.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035.58 : 2,809.10 = 1,104.08 : x
  2. Step 2: Convert to fraction form
    2,035.58/2,809.10 = 1,104.08/x
  3. Step 3: Cross multiply
    2,035.58x = 2,809.10 × 1,104.08
  4. Step 4: Simplify right side
    2,035.58x = 3,101,471.13
  5. Step 5: Solve for x
    x = 3,101,471.13/2,035.58
  6. Step 6: Final answer
    x = 1,523.63

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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.