Home / 441,811.40-662,717.10-161,292.20

Finding the Fourth Proportional to 441,811.40, 662,717.10 and 161,292.20

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Solution

The fourth proportional to 441,811.40, 662,717.10 and 161,292.20 is: 241,938.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,811.40 : 662,717.10 = 161,292.20 : x
  2. Step 2: Convert to fraction form
    441,811.40/662,717.10 = 161,292.20/x
  3. Step 3: Cross multiply
    441,811.40x = 662,717.10 × 161,292.20
  4. Step 4: Simplify right side
    441,811.40x = 106,891,099,036.62
  5. Step 5: Solve for x
    x = 106,891,099,036.62/441,811.40
  6. Step 6: Final answer
    x = 241,938.30

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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.