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Finding the Fourth Proportional to 295,434, 443,151 and 73,818

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Solution

The fourth proportional to 295,434, 443,151 and 73,818 is: 110,727

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,434 : 443,151 = 73,818 : x
  2. Step 2: Convert to fraction form
    295,434/443,151 = 73,818/x
  3. Step 3: Cross multiply
    295,434x = 443,151 × 73,818
  4. Step 4: Simplify right side
    295,434x = 32,712,520,518
  5. Step 5: Solve for x
    x = 32,712,520,518/295,434
  6. Step 6: Final answer
    x = 110,727

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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.