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Finding the Fourth Proportional to 7,355.02, 11,026.32 and 3,191.88

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Solution

The fourth proportional to 7,355.02, 11,026.32 and 3,191.88 is: 4,785.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355.02 : 11,026.32 = 3,191.88 : x
  2. Step 2: Convert to fraction form
    7,355.02/11,026.32 = 3,191.88/x
  3. Step 3: Cross multiply
    7,355.02x = 11,026.32 × 3,191.88
  4. Step 4: Simplify right side
    7,355.02x = 35,194,690.28
  5. Step 5: Solve for x
    x = 35,194,690.28/7,355.02
  6. Step 6: Final answer
    x = 4,785.13

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.