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Finding the Fourth Proportional to 444,014.20, 666,021.30 and 254,401.30

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Solution

The fourth proportional to 444,014.20, 666,021.30 and 254,401.30 is: 381,601.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,014.20 : 666,021.30 = 254,401.30 : x
  2. Step 2: Convert to fraction form
    444,014.20/666,021.30 = 254,401.30/x
  3. Step 3: Cross multiply
    444,014.20x = 666,021.30 × 254,401.30
  4. Step 4: Simplify right side
    444,014.20x = 169,436,684,547.69
  5. Step 5: Solve for x
    x = 169,436,684,547.69/444,014.20
  6. Step 6: Final answer
    x = 381,601.95

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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.