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Finding the Fourth Proportional to 296,260.48, 408,840.86 and 167,204.39

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Solution

The fourth proportional to 296,260.48, 408,840.86 and 167,204.39 is: 230,742.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,260.48 : 408,840.86 = 167,204.39 : x
  2. Step 2: Convert to fraction form
    296,260.48/408,840.86 = 167,204.39/x
  3. Step 3: Cross multiply
    296,260.48x = 408,840.86 × 167,204.39
  4. Step 4: Simplify right side
    296,260.48x = 68,359,987,466.72
  5. Step 5: Solve for x
    x = 68,359,987,466.72/296,260.48
  6. Step 6: Final answer
    x = 230,742.85

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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.