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Finding the Fourth Proportional to 5,909.88, 8,854.37 and 5,266.37

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Solution

The fourth proportional to 5,909.88, 8,854.37 and 5,266.37 is: 7,890.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909.88 : 8,854.37 = 5,266.37 : x
  2. Step 2: Convert to fraction form
    5,909.88/8,854.37 = 5,266.37/x
  3. Step 3: Cross multiply
    5,909.88x = 8,854.37 × 5,266.37
  4. Step 4: Simplify right side
    5,909.88x = 46,630,317.93
  5. Step 5: Solve for x
    x = 46,630,317.93/5,909.88
  6. Step 6: Final answer
    x = 7,890.23

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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.