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Finding the Fourth Proportional to 8,524.52, 11,763 and 4,987.04

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Solution

The fourth proportional to 8,524.52, 11,763 and 4,987.04 is: 6,881.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,524.52 : 11,763 = 4,987.04 : x
  2. Step 2: Convert to fraction form
    8,524.52/11,763 = 4,987.04/x
  3. Step 3: Cross multiply
    8,524.52x = 11,763 × 4,987.04
  4. Step 4: Simplify right side
    8,524.52x = 58,662,551.52
  5. Step 5: Solve for x
    x = 58,662,551.52/8,524.52
  6. Step 6: Final answer
    x = 6,881.63

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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.