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Finding the Fourth Proportional to 242,226.80, 363,469.80 and 101,999.60

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Solution

The fourth proportional to 242,226.80, 363,469.80 and 101,999.60 is: 153,053.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,226.80 : 363,469.80 = 101,999.60 : x
  2. Step 2: Convert to fraction form
    242,226.80/363,469.80 = 101,999.60/x
  3. Step 3: Cross multiply
    242,226.80x = 363,469.80 × 101,999.60
  4. Step 4: Simplify right side
    242,226.80x = 37,073,774,212.08
  5. Step 5: Solve for x
    x = 37,073,774,212.08/242,226.80
  6. Step 6: Final answer
    x = 153,053.97

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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.