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Finding the Fourth Proportional to 244,407.94, 337,282.16 and 142,493.74

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Solution

The fourth proportional to 244,407.94, 337,282.16 and 142,493.74 is: 196,640.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,407.94 : 337,282.16 = 142,493.74 : x
  2. Step 2: Convert to fraction form
    244,407.94/337,282.16 = 142,493.74/x
  3. Step 3: Cross multiply
    244,407.94x = 337,282.16 × 142,493.74
  4. Step 4: Simplify right side
    244,407.94x = 48,060,594,858.00
  5. Step 5: Solve for x
    x = 48,060,594,858.00/244,407.94
  6. Step 6: Final answer
    x = 196,640.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.