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Finding the Fourth Proportional to 5,788.98, 8,719.53 and 5,383.44

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Solution

The fourth proportional to 5,788.98, 8,719.53 and 5,383.44 is: 8,108.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,788.98 : 8,719.53 = 5,383.44 : x
  2. Step 2: Convert to fraction form
    5,788.98/8,719.53 = 5,383.44/x
  3. Step 3: Cross multiply
    5,788.98x = 8,719.53 × 5,383.44
  4. Step 4: Simplify right side
    5,788.98x = 46,941,066.58
  5. Step 5: Solve for x
    x = 46,941,066.58/5,788.98
  6. Step 6: Final answer
    x = 8,108.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.