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Finding the Fourth Proportional to 3,573.60, 5,359.68 and 2,273.28

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Solution

The fourth proportional to 3,573.60, 5,359.68 and 2,273.28 is: 3,409.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,573.60 : 5,359.68 = 2,273.28 : x
  2. Step 2: Convert to fraction form
    3,573.60/5,359.68 = 2,273.28/x
  3. Step 3: Cross multiply
    3,573.60x = 5,359.68 × 2,273.28
  4. Step 4: Simplify right side
    3,573.60x = 12,184,053.35
  5. Step 5: Solve for x
    x = 12,184,053.35/3,573.60
  6. Step 6: Final answer
    x = 3,409.46

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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.