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Finding the Fourth Proportional to 7,341.66, 11,015.72 and 2,967.66

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Solution

The fourth proportional to 7,341.66, 11,015.72 and 2,967.66 is: 4,452.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.66 : 11,015.72 = 2,967.66 : x
  2. Step 2: Convert to fraction form
    7,341.66/11,015.72 = 2,967.66/x
  3. Step 3: Cross multiply
    7,341.66x = 11,015.72 × 2,967.66
  4. Step 4: Simplify right side
    7,341.66x = 32,690,911.62
  5. Step 5: Solve for x
    x = 32,690,911.62/7,341.66
  6. Step 6: Final answer
    x = 4,452.80

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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.