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Finding the Fourth Proportional to 303,162.65, 454,612.40 and 160,976.97

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Solution

The fourth proportional to 303,162.65, 454,612.40 and 160,976.97 is: 241,395.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,162.65 : 454,612.40 = 160,976.97 : x
  2. Step 2: Convert to fraction form
    303,162.65/454,612.40 = 160,976.97/x
  3. Step 3: Cross multiply
    303,162.65x = 454,612.40 × 160,976.97
  4. Step 4: Simplify right side
    303,162.65x = 73,182,126,475.21
  5. Step 5: Solve for x
    x = 73,182,126,475.21/303,162.65
  6. Step 6: Final answer
    x = 241,395.59

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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.