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Finding the Fourth Proportional to 235,365.50, 324,803.08 and 133,410.24

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Solution

The fourth proportional to 235,365.50, 324,803.08 and 133,410.24 is: 184,105.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,365.50 : 324,803.08 = 133,410.24 : x
  2. Step 2: Convert to fraction form
    235,365.50/324,803.08 = 133,410.24/x
  3. Step 3: Cross multiply
    235,365.50x = 324,803.08 × 133,410.24
  4. Step 4: Simplify right side
    235,365.50x = 43,332,057,022.30
  5. Step 5: Solve for x
    x = 43,332,057,022.30/235,365.50
  6. Step 6: Final answer
    x = 184,105.39

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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.