Home / 433,020.78-649,531.98-166,906.62

Finding the Fourth Proportional to 433,020.78, 649,531.98 and 166,906.62

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Solution

The fourth proportional to 433,020.78, 649,531.98 and 166,906.62 is: 250,360.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,020.78 : 649,531.98 = 166,906.62 : x
  2. Step 2: Convert to fraction form
    433,020.78/649,531.98 = 166,906.62/x
  3. Step 3: Cross multiply
    433,020.78x = 649,531.98 × 166,906.62
  4. Step 4: Simplify right side
    433,020.78x = 108,411,187,363.71
  5. Step 5: Solve for x
    x = 108,411,187,363.71/433,020.78
  6. Step 6: Final answer
    x = 250,360.24

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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.