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Finding the Fourth Proportional to 6,172.92, 9,256.95 and 3,577.68

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Solution

The fourth proportional to 6,172.92, 9,256.95 and 3,577.68 is: 5,365.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,172.92 : 9,256.95 = 3,577.68 : x
  2. Step 2: Convert to fraction form
    6,172.92/9,256.95 = 3,577.68/x
  3. Step 3: Cross multiply
    6,172.92x = 9,256.95 × 3,577.68
  4. Step 4: Simplify right side
    6,172.92x = 33,118,404.88
  5. Step 5: Solve for x
    x = 33,118,404.88/6,172.92
  6. Step 6: Final answer
    x = 5,365.11

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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.