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Finding the Fourth Proportional to 5,465.88, 8,197.08 and 2,867.40

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Solution

The fourth proportional to 5,465.88, 8,197.08 and 2,867.40 is: 4,300.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465.88 : 8,197.08 = 2,867.40 : x
  2. Step 2: Convert to fraction form
    5,465.88/8,197.08 = 2,867.40/x
  3. Step 3: Cross multiply
    5,465.88x = 8,197.08 × 2,867.40
  4. Step 4: Simplify right side
    5,465.88x = 23,504,307.19
  5. Step 5: Solve for x
    x = 23,504,307.19/5,465.88
  6. Step 6: Final answer
    x = 4,300.19

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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.