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Finding the Fourth Proportional to 344,834.80, 517,252.80 and 108,195.64

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Solution

The fourth proportional to 344,834.80, 517,252.80 and 108,195.64 is: 162,293.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,834.80 : 517,252.80 = 108,195.64 : x
  2. Step 2: Convert to fraction form
    344,834.80/517,252.80 = 108,195.64/x
  3. Step 3: Cross multiply
    344,834.80x = 517,252.80 × 108,195.64
  4. Step 4: Simplify right side
    344,834.80x = 55,964,497,737.79
  5. Step 5: Solve for x
    x = 55,964,497,737.79/344,834.80
  6. Step 6: Final answer
    x = 162,293.65

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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.