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Finding the Fourth Proportional to 5,058.96, 7,600.86 and 4,779.24

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Solution

The fourth proportional to 5,058.96, 7,600.86 and 4,779.24 is: 7,180.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,058.96 : 7,600.86 = 4,779.24 : x
  2. Step 2: Convert to fraction form
    5,058.96/7,600.86 = 4,779.24/x
  3. Step 3: Cross multiply
    5,058.96x = 7,600.86 × 4,779.24
  4. Step 4: Simplify right side
    5,058.96x = 36,326,334.15
  5. Step 5: Solve for x
    x = 36,326,334.15/5,058.96
  6. Step 6: Final answer
    x = 7,180.59

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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.