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Finding the Fourth Proportional to 894,694.78, 1,341,627.45 and 333,578.62

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Solution

The fourth proportional to 894,694.78, 1,341,627.45 and 333,578.62 is: 500,213.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,694.78 : 1,341,627.45 = 333,578.62 : x
  2. Step 2: Convert to fraction form
    894,694.78/1,341,627.45 = 333,578.62/x
  3. Step 3: Cross multiply
    894,694.78x = 1,341,627.45 × 333,578.62
  4. Step 4: Simplify right side
    894,694.78x = 447,538,233,325.12
  5. Step 5: Solve for x
    x = 447,538,233,325.12/894,694.78
  6. Step 6: Final answer
    x = 500,213.31

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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.