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Finding the Fourth Proportional to 7,358.60, 10,153.20 and 5,370.24

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Solution

The fourth proportional to 7,358.60, 10,153.20 and 5,370.24 is: 7,409.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358.60 : 10,153.20 = 5,370.24 : x
  2. Step 2: Convert to fraction form
    7,358.60/10,153.20 = 5,370.24/x
  3. Step 3: Cross multiply
    7,358.60x = 10,153.20 × 5,370.24
  4. Step 4: Simplify right side
    7,358.60x = 54,525,120.77
  5. Step 5: Solve for x
    x = 54,525,120.77/7,358.60
  6. Step 6: Final answer
    x = 7,409.71

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.