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Finding the Fourth Proportional to 467,295.20, 700,942.80 and 167,919.20

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Solution

The fourth proportional to 467,295.20, 700,942.80 and 167,919.20 is: 251,878.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,295.20 : 700,942.80 = 167,919.20 : x
  2. Step 2: Convert to fraction form
    467,295.20/700,942.80 = 167,919.20/x
  3. Step 3: Cross multiply
    467,295.20x = 700,942.80 × 167,919.20
  4. Step 4: Simplify right side
    467,295.20x = 117,701,754,221.76
  5. Step 5: Solve for x
    x = 117,701,754,221.76/467,295.20
  6. Step 6: Final answer
    x = 251,878.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.