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Finding the Fourth Proportional to 8,310.25, 11,468.15 and 4,584.25

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Solution

The fourth proportional to 8,310.25, 11,468.15 and 4,584.25 is: 6,326.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,310.25 : 11,468.15 = 4,584.25 : x
  2. Step 2: Convert to fraction form
    8,310.25/11,468.15 = 4,584.25/x
  3. Step 3: Cross multiply
    8,310.25x = 11,468.15 × 4,584.25
  4. Step 4: Simplify right side
    8,310.25x = 52,572,866.64
  5. Step 5: Solve for x
    x = 52,572,866.64/8,310.25
  6. Step 6: Final answer
    x = 6,326.27

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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.