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Finding the Fourth Proportional to 303,437.43, 454,775.55 and 160,930.97

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Solution

The fourth proportional to 303,437.43, 454,775.55 and 160,930.97 is: 241,194.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,437.43 : 454,775.55 = 160,930.97 : x
  2. Step 2: Convert to fraction form
    303,437.43/454,775.55 = 160,930.97/x
  3. Step 3: Cross multiply
    303,437.43x = 454,775.55 × 160,930.97
  4. Step 4: Simplify right side
    303,437.43x = 73,187,470,393.78
  5. Step 5: Solve for x
    x = 73,187,470,393.78/303,437.43
  6. Step 6: Final answer
    x = 241,194.60

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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.