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Finding the Fourth Proportional to 382,054.74, 573,202.13 and 157,520.85

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Solution

The fourth proportional to 382,054.74, 573,202.13 and 157,520.85 is: 236,330.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,054.74 : 573,202.13 = 157,520.85 : x
  2. Step 2: Convert to fraction form
    382,054.74/573,202.13 = 157,520.85/x
  3. Step 3: Cross multiply
    382,054.74x = 573,202.13 × 157,520.85
  4. Step 4: Simplify right side
    382,054.74x = 90,291,285,951.81
  5. Step 5: Solve for x
    x = 90,291,285,951.81/382,054.74
  6. Step 6: Final answer
    x = 236,330.76

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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.