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Finding the Fourth Proportional to 444,356.78, 666,604.28 and 144,767.62

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Solution

The fourth proportional to 444,356.78, 666,604.28 and 144,767.62 is: 217,173.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,356.78 : 666,604.28 = 144,767.62 : x
  2. Step 2: Convert to fraction form
    444,356.78/666,604.28 = 144,767.62/x
  3. Step 3: Cross multiply
    444,356.78x = 666,604.28 × 144,767.62
  4. Step 4: Simplify right side
    444,356.78x = 96,502,715,097.41
  5. Step 5: Solve for x
    x = 96,502,715,097.41/444,356.78
  6. Step 6: Final answer
    x = 217,173.95

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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.