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Finding the Fourth Proportional to 8,797.16, 13,200.60 and 3,602.63

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Solution

The fourth proportional to 8,797.16, 13,200.60 and 3,602.63 is: 5,405.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,797.16 : 13,200.60 = 3,602.63 : x
  2. Step 2: Convert to fraction form
    8,797.16/13,200.60 = 3,602.63/x
  3. Step 3: Cross multiply
    8,797.16x = 13,200.60 × 3,602.63
  4. Step 4: Simplify right side
    8,797.16x = 47,556,811.58
  5. Step 5: Solve for x
    x = 47,556,811.58/8,797.16
  6. Step 6: Final answer
    x = 5,405.93

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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.