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Finding the Fourth Proportional to 6,006.60, 8,293.20 and 5,375.22

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Solution

The fourth proportional to 6,006.60, 8,293.20 and 5,375.22 is: 7,421.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,006.60 : 8,293.20 = 5,375.22 : x
  2. Step 2: Convert to fraction form
    6,006.60/8,293.20 = 5,375.22/x
  3. Step 3: Cross multiply
    6,006.60x = 8,293.20 × 5,375.22
  4. Step 4: Simplify right side
    6,006.60x = 44,577,774.50
  5. Step 5: Solve for x
    x = 44,577,774.50/6,006.60
  6. Step 6: Final answer
    x = 7,421.47

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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.