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Finding the Fourth Proportional to 235,353.89, 324,786.59 and 127,924.69

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Solution

The fourth proportional to 235,353.89, 324,786.59 and 127,924.69 is: 176,535.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,353.89 : 324,786.59 = 127,924.69 : x
  2. Step 2: Convert to fraction form
    235,353.89/324,786.59 = 127,924.69/x
  3. Step 3: Cross multiply
    235,353.89x = 324,786.59 × 127,924.69
  4. Step 4: Simplify right side
    235,353.89x = 41,548,224,032.68
  5. Step 5: Solve for x
    x = 41,548,224,032.68/235,353.89
  6. Step 6: Final answer
    x = 176,535.11

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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.