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Finding the Fourth Proportional to 6,512.71, 8,999.46 and 4,741.24

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Solution

The fourth proportional to 6,512.71, 8,999.46 and 4,741.24 is: 6,551.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,512.71 : 8,999.46 = 4,741.24 : x
  2. Step 2: Convert to fraction form
    6,512.71/8,999.46 = 4,741.24/x
  3. Step 3: Cross multiply
    6,512.71x = 8,999.46 × 4,741.24
  4. Step 4: Simplify right side
    6,512.71x = 42,668,599.73
  5. Step 5: Solve for x
    x = 42,668,599.73/6,512.71
  6. Step 6: Final answer
    x = 6,551.59

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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.