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Finding the Fourth Proportional to 5,899.79, 8,849.73 and 1,517.12

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Solution

The fourth proportional to 5,899.79, 8,849.73 and 1,517.12 is: 2,275.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,899.79 : 8,849.73 = 1,517.12 : x
  2. Step 2: Convert to fraction form
    5,899.79/8,849.73 = 1,517.12/x
  3. Step 3: Cross multiply
    5,899.79x = 8,849.73 × 1,517.12
  4. Step 4: Simplify right side
    5,899.79x = 13,426,058.13
  5. Step 5: Solve for x
    x = 13,426,058.13/5,899.79
  6. Step 6: Final answer
    x = 2,275.69

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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.