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Finding the Fourth Proportional to 344,833.81, 517,250.21 and 108,194.94

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Solution

The fourth proportional to 344,833.81, 517,250.21 and 108,194.94 is: 162,292.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,833.81 : 517,250.21 = 108,194.94 : x
  2. Step 2: Convert to fraction form
    344,833.81/517,250.21 = 108,194.94/x
  3. Step 3: Cross multiply
    344,833.81x = 517,250.21 × 108,194.94
  4. Step 4: Simplify right side
    344,833.81x = 55,963,854,894.96
  5. Step 5: Solve for x
    x = 55,963,854,894.96/344,833.81
  6. Step 6: Final answer
    x = 162,292.25

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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.