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Finding the Fourth Proportional to 242,205.60, 363,308.40 and 179,997.60

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Solution

The fourth proportional to 242,205.60, 363,308.40 and 179,997.60 is: 269,996.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,205.60 : 363,308.40 = 179,997.60 : x
  2. Step 2: Convert to fraction form
    242,205.60/363,308.40 = 179,997.60/x
  3. Step 3: Cross multiply
    242,205.60x = 363,308.40 × 179,997.60
  4. Step 4: Simplify right side
    242,205.60x = 65,394,640,059.84
  5. Step 5: Solve for x
    x = 65,394,640,059.84/242,205.60
  6. Step 6: Final answer
    x = 269,996.40

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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.