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Finding the Fourth Proportional to 4,274.88, 5,899.63 and 2,386.83

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Solution

The fourth proportional to 4,274.88, 5,899.63 and 2,386.83 is: 3,293.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,274.88 : 5,899.63 = 2,386.83 : x
  2. Step 2: Convert to fraction form
    4,274.88/5,899.63 = 2,386.83/x
  3. Step 3: Cross multiply
    4,274.88x = 5,899.63 × 2,386.83
  4. Step 4: Simplify right side
    4,274.88x = 14,081,413.87
  5. Step 5: Solve for x
    x = 14,081,413.87/4,274.88
  6. Step 6: Final answer
    x = 3,293.99

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1.5x scale

Why These Related Problems?

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