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Finding the Fourth Proportional to 26,963, 40,444.60 and 8,242.96

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Solution

The fourth proportional to 26,963, 40,444.60 and 8,242.96 is: 12,364.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,963 : 40,444.60 = 8,242.96 : x
  2. Step 2: Convert to fraction form
    26,963/40,444.60 = 8,242.96/x
  3. Step 3: Cross multiply
    26,963x = 40,444.60 × 8,242.96
  4. Step 4: Simplify right side
    26,963x = 333,383,220.02
  5. Step 5: Solve for x
    x = 333,383,220.02/26,963
  6. Step 6: Final answer
    x = 12,364.47

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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.