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Finding the Fourth Proportional to 348,570.92, 481,027.82 and 197,667.92

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Solution

The fourth proportional to 348,570.92, 481,027.82 and 197,667.92 is: 272,781.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,570.92 : 481,027.82 = 197,667.92 : x
  2. Step 2: Convert to fraction form
    348,570.92/481,027.82 = 197,667.92/x
  3. Step 3: Cross multiply
    348,570.92x = 481,027.82 × 197,667.92
  4. Step 4: Simplify right side
    348,570.92x = 95,083,768,641.53
  5. Step 5: Solve for x
    x = 95,083,768,641.53/348,570.92
  6. Step 6: Final answer
    x = 272,781.70

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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.