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Finding the Fourth Proportional to 433,730.60, 650,693.10 and 167,467.40

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Solution

The fourth proportional to 433,730.60, 650,693.10 and 167,467.40 is: 251,238.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,730.60 : 650,693.10 = 167,467.40 : x
  2. Step 2: Convert to fraction form
    433,730.60/650,693.10 = 167,467.40/x
  3. Step 3: Cross multiply
    433,730.60x = 650,693.10 × 167,467.40
  4. Step 4: Simplify right side
    433,730.60x = 108,969,881,654.94
  5. Step 5: Solve for x
    x = 108,969,881,654.94/433,730.60
  6. Step 6: Final answer
    x = 251,238.63

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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.