Home / 603,844.47-905,766.11-154,564.62

Finding the Fourth Proportional to 603,844.47, 905,766.11 and 154,564.62

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Solution

The fourth proportional to 603,844.47, 905,766.11 and 154,564.62 is: 231,846.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,844.47 : 905,766.11 = 154,564.62 : x
  2. Step 2: Convert to fraction form
    603,844.47/905,766.11 = 154,564.62/x
  3. Step 3: Cross multiply
    603,844.47x = 905,766.11 × 154,564.62
  4. Step 4: Simplify right side
    603,844.47x = 139,999,390,072.20
  5. Step 5: Solve for x
    x = 139,999,390,072.20/603,844.47
  6. Step 6: Final answer
    x = 231,846.77

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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.