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Finding the Fourth Proportional to 235,355.79, 324,797.34 and 127,933.08

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Solution

The fourth proportional to 235,355.79, 324,797.34 and 127,933.08 is: 176,551.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,355.79 : 324,797.34 = 127,933.08 : x
  2. Step 2: Convert to fraction form
    235,355.79/324,797.34 = 127,933.08/x
  3. Step 3: Cross multiply
    235,355.79x = 324,797.34 × 127,933.08
  4. Step 4: Simplify right side
    235,355.79x = 41,552,324,082.01
  5. Step 5: Solve for x
    x = 41,552,324,082.01/235,355.79
  6. Step 6: Final answer
    x = 176,551.10

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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.