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Finding the Fourth Proportional to 295,540.22, 407,861.25 and 168,256.82

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Solution

The fourth proportional to 295,540.22, 407,861.25 and 168,256.82 is: 232,203.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,540.22 : 407,861.25 = 168,256.82 : x
  2. Step 2: Convert to fraction form
    295,540.22/407,861.25 = 168,256.82/x
  3. Step 3: Cross multiply
    295,540.22x = 407,861.25 × 168,256.82
  4. Step 4: Simplify right side
    295,540.22x = 68,625,436,926.23
  5. Step 5: Solve for x
    x = 68,625,436,926.23/295,540.22
  6. Step 6: Final answer
    x = 232,203.38

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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.