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Finding the Fourth Proportional to 433,740.78, 650,636.68 and 167,502.68

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Solution

The fourth proportional to 433,740.78, 650,636.68 and 167,502.68 is: 251,263.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,740.78 : 650,636.68 = 167,502.68 : x
  2. Step 2: Convert to fraction form
    433,740.78/650,636.68 = 167,502.68/x
  3. Step 3: Cross multiply
    433,740.78x = 650,636.68 × 167,502.68
  4. Step 4: Simplify right side
    433,740.78x = 108,983,387,606.30
  5. Step 5: Solve for x
    x = 108,983,387,606.30/433,740.78
  6. Step 6: Final answer
    x = 251,263.87

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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.