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Finding the Fourth Proportional to 234,953.92, 324,227.73 and 127,521.64

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Solution

The fourth proportional to 234,953.92, 324,227.73 and 127,521.64 is: 175,975.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,953.92 : 324,227.73 = 127,521.64 : x
  2. Step 2: Convert to fraction form
    234,953.92/324,227.73 = 127,521.64/x
  3. Step 3: Cross multiply
    234,953.92x = 324,227.73 × 127,521.64
  4. Step 4: Simplify right side
    234,953.92x = 41,346,051,863.08
  5. Step 5: Solve for x
    x = 41,346,051,863.08/234,953.92
  6. Step 6: Final answer
    x = 175,975.15

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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.