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Finding the Fourth Proportional to 6,234.80, 8,601.72 and 4,348.40

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Solution

The fourth proportional to 6,234.80, 8,601.72 and 4,348.40 is: 5,999.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,234.80 : 8,601.72 = 4,348.40 : x
  2. Step 2: Convert to fraction form
    6,234.80/8,601.72 = 4,348.40/x
  3. Step 3: Cross multiply
    6,234.80x = 8,601.72 × 4,348.40
  4. Step 4: Simplify right side
    6,234.80x = 37,403,719.25
  5. Step 5: Solve for x
    x = 37,403,719.25/6,234.80
  6. Step 6: Final answer
    x = 5,999.19

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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.