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Finding the Fourth Proportional to 433,672.60, 650,622.30 and 167,441.80

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Solution

The fourth proportional to 433,672.60, 650,622.30 and 167,441.80 is: 251,206.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,672.60 : 650,622.30 = 167,441.80 : x
  2. Step 2: Convert to fraction form
    433,672.60/650,622.30 = 167,441.80/x
  3. Step 3: Cross multiply
    433,672.60x = 650,622.30 × 167,441.80
  4. Step 4: Simplify right side
    433,672.60x = 108,941,369,032.14
  5. Step 5: Solve for x
    x = 108,941,369,032.14/433,672.60
  6. Step 6: Final answer
    x = 251,206.48

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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.