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Finding the Fourth Proportional to 8,473.58, 11,680.57 and 5,948.60

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Solution

The fourth proportional to 8,473.58, 11,680.57 and 5,948.60 is: 8,199.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,473.58 : 11,680.57 = 5,948.60 : x
  2. Step 2: Convert to fraction form
    8,473.58/11,680.57 = 5,948.60/x
  3. Step 3: Cross multiply
    8,473.58x = 11,680.57 × 5,948.60
  4. Step 4: Simplify right side
    8,473.58x = 69,483,038.70
  5. Step 5: Solve for x
    x = 69,483,038.70/8,473.58
  6. Step 6: Final answer
    x = 8,199.97

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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.