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Finding the Fourth Proportional to 5,894.88, 8,839.94 and 2,605.64

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Solution

The fourth proportional to 5,894.88, 8,839.94 and 2,605.64 is: 3,907.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,894.88 : 8,839.94 = 2,605.64 : x
  2. Step 2: Convert to fraction form
    5,894.88/8,839.94 = 2,605.64/x
  3. Step 3: Cross multiply
    5,894.88x = 8,839.94 × 2,605.64
  4. Step 4: Simplify right side
    5,894.88x = 23,033,701.26
  5. Step 5: Solve for x
    x = 23,033,701.26/5,894.88
  6. Step 6: Final answer
    x = 3,907.41

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1.5x scale

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.