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Finding the Fourth Proportional to 234,953.65, 324,232.69 and 127,520.92

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Solution

The fourth proportional to 234,953.65, 324,232.69 and 127,520.92 is: 175,977.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,953.65 : 324,232.69 = 127,520.92 : x
  2. Step 2: Convert to fraction form
    234,953.65/324,232.69 = 127,520.92/x
  3. Step 3: Cross multiply
    234,953.65x = 324,232.69 × 127,520.92
  4. Step 4: Simplify right side
    234,953.65x = 41,346,450,922.87
  5. Step 5: Solve for x
    x = 41,346,450,922.87/234,953.65
  6. Step 6: Final answer
    x = 175,977.05

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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.