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Finding the Fourth Proportional to 394,333.32, 591,532.74 and 157,546.92

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Solution

The fourth proportional to 394,333.32, 591,532.74 and 157,546.92 is: 236,333.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,333.32 : 591,532.74 = 157,546.92 : x
  2. Step 2: Convert to fraction form
    394,333.32/591,532.74 = 157,546.92/x
  3. Step 3: Cross multiply
    394,333.32x = 591,532.74 × 157,546.92
  4. Step 4: Simplify right side
    394,333.32x = 93,194,161,266.16
  5. Step 5: Solve for x
    x = 93,194,161,266.16/394,333.32
  6. Step 6: Final answer
    x = 236,333.47

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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.