Home / 444,098.20-666,147.30-440,161.60

Finding the Fourth Proportional to 444,098.20, 666,147.30 and 440,161.60

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Solution

The fourth proportional to 444,098.20, 666,147.30 and 440,161.60 is: 660,242.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,098.20 : 666,147.30 = 440,161.60 : x
  2. Step 2: Convert to fraction form
    444,098.20/666,147.30 = 440,161.60/x
  3. Step 3: Cross multiply
    444,098.20x = 666,147.30 × 440,161.60
  4. Step 4: Simplify right side
    444,098.20x = 293,212,461,403.68
  5. Step 5: Solve for x
    x = 293,212,461,403.68/444,098.20
  6. Step 6: Final answer
    x = 660,242.40

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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.