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Finding the Fourth Proportional to 6,152.50, 8,489.74 and 3,499.34

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Solution

The fourth proportional to 6,152.50, 8,489.74 and 3,499.34 is: 4,828.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,152.50 : 8,489.74 = 3,499.34 : x
  2. Step 2: Convert to fraction form
    6,152.50/8,489.74 = 3,499.34/x
  3. Step 3: Cross multiply
    6,152.50x = 8,489.74 × 3,499.34
  4. Step 4: Simplify right side
    6,152.50x = 29,708,486.77
  5. Step 5: Solve for x
    x = 29,708,486.77/6,152.50
  6. Step 6: Final answer
    x = 4,828.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.