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Finding the Fourth Proportional to 235,908.40, 325,550.28 and 133,933.04

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Solution

The fourth proportional to 235,908.40, 325,550.28 and 133,933.04 is: 184,825.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,908.40 : 325,550.28 = 133,933.04 : x
  2. Step 2: Convert to fraction form
    235,908.40/325,550.28 = 133,933.04/x
  3. Step 3: Cross multiply
    235,908.40x = 325,550.28 × 133,933.04
  4. Step 4: Simplify right side
    235,908.40x = 43,601,938,673.25
  5. Step 5: Solve for x
    x = 43,601,938,673.25/235,908.40
  6. Step 6: Final answer
    x = 184,825.71

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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.