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Finding the Fourth Proportional to 5,070.93, 7,601.21 and 3,427.64

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Solution

The fourth proportional to 5,070.93, 7,601.21 and 3,427.64 is: 5,137.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.93 : 7,601.21 = 3,427.64 : x
  2. Step 2: Convert to fraction form
    5,070.93/7,601.21 = 3,427.64/x
  3. Step 3: Cross multiply
    5,070.93x = 7,601.21 × 3,427.64
  4. Step 4: Simplify right side
    5,070.93x = 26,054,211.44
  5. Step 5: Solve for x
    x = 26,054,211.44/5,070.93
  6. Step 6: Final answer
    x = 5,137.96

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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.