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Finding the Fourth Proportional to 7,801.82, 10,765.95 and 4,264.28

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Solution

The fourth proportional to 7,801.82, 10,765.95 and 4,264.28 is: 5,884.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,801.82 : 10,765.95 = 4,264.28 : x
  2. Step 2: Convert to fraction form
    7,801.82/10,765.95 = 4,264.28/x
  3. Step 3: Cross multiply
    7,801.82x = 10,765.95 × 4,264.28
  4. Step 4: Simplify right side
    7,801.82x = 45,909,025.27
  5. Step 5: Solve for x
    x = 45,909,025.27/7,801.82
  6. Step 6: Final answer
    x = 5,884.40

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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.