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Finding the Fourth Proportional to 218,213.58, 301,062.42 and 177,857.94

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Solution

The fourth proportional to 218,213.58, 301,062.42 and 177,857.94 is: 245,385.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,213.58 : 301,062.42 = 177,857.94 : x
  2. Step 2: Convert to fraction form
    218,213.58/301,062.42 = 177,857.94/x
  3. Step 3: Cross multiply
    218,213.58x = 301,062.42 × 177,857.94
  4. Step 4: Simplify right side
    218,213.58x = 53,546,341,832.61
  5. Step 5: Solve for x
    x = 53,546,341,832.61/218,213.58
  6. Step 6: Final answer
    x = 245,385.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.