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Finding the Fourth Proportional to 5,700.58, 8,550.15 and 1,805.02

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Solution

The fourth proportional to 5,700.58, 8,550.15 and 1,805.02 is: 2,707.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,700.58 : 8,550.15 = 1,805.02 : x
  2. Step 2: Convert to fraction form
    5,700.58/8,550.15 = 1,805.02/x
  3. Step 3: Cross multiply
    5,700.58x = 8,550.15 × 1,805.02
  4. Step 4: Simplify right side
    5,700.58x = 15,433,191.75
  5. Step 5: Solve for x
    x = 15,433,191.75/5,700.58
  6. Step 6: Final answer
    x = 2,707.30

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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.