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Finding the Fourth Proportional to 8,368.38, 12,541.32 and 5,883.09

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Solution

The fourth proportional to 8,368.38, 12,541.32 and 5,883.09 is: 8,816.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,368.38 : 12,541.32 = 5,883.09 : x
  2. Step 2: Convert to fraction form
    8,368.38/12,541.32 = 5,883.09/x
  3. Step 3: Cross multiply
    8,368.38x = 12,541.32 × 5,883.09
  4. Step 4: Simplify right side
    8,368.38x = 73,781,714.28
  5. Step 5: Solve for x
    x = 73,781,714.28/8,368.38
  6. Step 6: Final answer
    x = 8,816.73

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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.