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Finding the Fourth Proportional to 256,992.19, 354,600.01 and 166,335.57

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Solution

The fourth proportional to 256,992.19, 354,600.01 and 166,335.57 is: 229,511.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,992.19 : 354,600.01 = 166,335.57 : x
  2. Step 2: Convert to fraction form
    256,992.19/354,600.01 = 166,335.57/x
  3. Step 3: Cross multiply
    256,992.19x = 354,600.01 × 166,335.57
  4. Step 4: Simplify right side
    256,992.19x = 58,982,594,993.28
  5. Step 5: Solve for x
    x = 58,982,594,993.28/256,992.19
  6. Step 6: Final answer
    x = 229,511.24

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1.5x scale

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.