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Finding the Fourth Proportional to 233,946.92, 350,920.33 and 91,859.15

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Solution

The fourth proportional to 233,946.92, 350,920.33 and 91,859.15 is: 137,788.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,946.92 : 350,920.33 = 91,859.15 : x
  2. Step 2: Convert to fraction form
    233,946.92/350,920.33 = 91,859.15/x
  3. Step 3: Cross multiply
    233,946.92x = 350,920.33 × 91,859.15
  4. Step 4: Simplify right side
    233,946.92x = 32,235,243,231.52
  5. Step 5: Solve for x
    x = 32,235,243,231.52/233,946.92
  6. Step 6: Final answer
    x = 137,788.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.