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Finding the Fourth Proportional to 5,867.06, 8,801.82 and 1,707.21

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Solution

The fourth proportional to 5,867.06, 8,801.82 and 1,707.21 is: 2,561.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,867.06 : 8,801.82 = 1,707.21 : x
  2. Step 2: Convert to fraction form
    5,867.06/8,801.82 = 1,707.21/x
  3. Step 3: Cross multiply
    5,867.06x = 8,801.82 × 1,707.21
  4. Step 4: Simplify right side
    5,867.06x = 15,026,555.12
  5. Step 5: Solve for x
    x = 15,026,555.12/5,867.06
  6. Step 6: Final answer
    x = 2,561.18

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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.