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Finding the Fourth Proportional to 339,051.92, 467,886.72 and 193,856.24

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Solution

The fourth proportional to 339,051.92, 467,886.72 and 193,856.24 is: 267,518.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,051.92 : 467,886.72 = 193,856.24 : x
  2. Step 2: Convert to fraction form
    339,051.92/467,886.72 = 193,856.24/x
  3. Step 3: Cross multiply
    339,051.92x = 467,886.72 × 193,856.24
  4. Step 4: Simplify right side
    339,051.92x = 90,702,760,285.13
  5. Step 5: Solve for x
    x = 90,702,760,285.13/339,051.92
  6. Step 6: Final answer
    x = 267,518.79

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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.