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Finding the Fourth Proportional to 344,693.36, 517,046.52 and 108,030.80

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Solution

The fourth proportional to 344,693.36, 517,046.52 and 108,030.80 is: 162,048.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,693.36 : 517,046.52 = 108,030.80 : x
  2. Step 2: Convert to fraction form
    344,693.36/517,046.52 = 108,030.80/x
  3. Step 3: Cross multiply
    344,693.36x = 517,046.52 × 108,030.80
  4. Step 4: Simplify right side
    344,693.36x = 55,856,949,192.82
  5. Step 5: Solve for x
    x = 55,856,949,192.82/344,693.36
  6. Step 6: Final answer
    x = 162,048.23

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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.