Home / 444,844.20-666,359.10-275,845.80

Finding the Fourth Proportional to 444,844.20, 666,359.10 and 275,845.80

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Solution

The fourth proportional to 444,844.20, 666,359.10 and 275,845.80 is: 413,206.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,844.20 : 666,359.10 = 275,845.80 : x
  2. Step 2: Convert to fraction form
    444,844.20/666,359.10 = 275,845.80/x
  3. Step 3: Cross multiply
    444,844.20x = 666,359.10 × 275,845.80
  4. Step 4: Simplify right side
    444,844.20x = 183,812,359,026.78
  5. Step 5: Solve for x
    x = 183,812,359,026.78/444,844.20
  6. Step 6: Final answer
    x = 413,206.15

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1.5x scale

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.