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Finding the Fourth Proportional to 8,285.41, 12,406.92 and 4,583.53

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Solution

The fourth proportional to 8,285.41, 12,406.92 and 4,583.53 is: 6,863.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,285.41 : 12,406.92 = 4,583.53 : x
  2. Step 2: Convert to fraction form
    8,285.41/12,406.92 = 4,583.53/x
  3. Step 3: Cross multiply
    8,285.41x = 12,406.92 × 4,583.53
  4. Step 4: Simplify right side
    8,285.41x = 56,867,490.03
  5. Step 5: Solve for x
    x = 56,867,490.03/8,285.41
  6. Step 6: Final answer
    x = 6,863.57

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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.