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Finding the Fourth Proportional to 294,452.30, 440,806.53 and 181,770.20

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Solution

The fourth proportional to 294,452.30, 440,806.53 and 181,770.20 is: 272,117.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,452.30 : 440,806.53 = 181,770.20 : x
  2. Step 2: Convert to fraction form
    294,452.30/440,806.53 = 181,770.20/x
  3. Step 3: Cross multiply
    294,452.30x = 440,806.53 × 181,770.20
  4. Step 4: Simplify right side
    294,452.30x = 80,125,488,915.37
  5. Step 5: Solve for x
    x = 80,125,488,915.37/294,452.30
  6. Step 6: Final answer
    x = 272,117.05

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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.