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Finding the Fourth Proportional to 8,524.51, 12,788.51 and 3,594.15

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Solution

The fourth proportional to 8,524.51, 12,788.51 and 3,594.15 is: 5,391.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,524.51 : 12,788.51 = 3,594.15 : x
  2. Step 2: Convert to fraction form
    8,524.51/12,788.51 = 3,594.15/x
  3. Step 3: Cross multiply
    8,524.51x = 12,788.51 × 3,594.15
  4. Step 4: Simplify right side
    8,524.51x = 45,963,805.25
  5. Step 5: Solve for x
    x = 45,963,805.25/8,524.51
  6. Step 6: Final answer
    x = 5,391.96

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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.