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Finding the Fourth Proportional to 242,220.60, 363,333.06 and 84,448.80

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Solution

The fourth proportional to 242,220.60, 363,333.06 and 84,448.80 is: 126,673.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,220.60 : 363,333.06 = 84,448.80 : x
  2. Step 2: Convert to fraction form
    242,220.60/363,333.06 = 84,448.80/x
  3. Step 3: Cross multiply
    242,220.60x = 363,333.06 × 84,448.80
  4. Step 4: Simplify right side
    242,220.60x = 30,683,040,917.33
  5. Step 5: Solve for x
    x = 30,683,040,917.33/242,220.60
  6. Step 6: Final answer
    x = 126,673.95

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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.