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Finding the Fourth Proportional to 8,291, 11,441.58 and 4,754.06

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Solution

The fourth proportional to 8,291, 11,441.58 and 4,754.06 is: 6,560.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,291 : 11,441.58 = 4,754.06 : x
  2. Step 2: Convert to fraction form
    8,291/11,441.58 = 4,754.06/x
  3. Step 3: Cross multiply
    8,291x = 11,441.58 × 4,754.06
  4. Step 4: Simplify right side
    8,291x = 54,393,957.81
  5. Step 5: Solve for x
    x = 54,393,957.81/8,291
  6. Step 6: Final answer
    x = 6,560.60

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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.