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Finding the Fourth Proportional to 547,796.43, 820,353.24 and 452,443.23

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Solution

The fourth proportional to 547,796.43, 820,353.24 and 452,443.23 is: 677,556.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,796.43 : 820,353.24 = 452,443.23 : x
  2. Step 2: Convert to fraction form
    547,796.43/820,353.24 = 452,443.23/x
  3. Step 3: Cross multiply
    547,796.43x = 820,353.24 × 452,443.23
  4. Step 4: Simplify right side
    547,796.43x = 371,163,269,646.57
  5. Step 5: Solve for x
    x = 371,163,269,646.57/547,796.43
  6. Step 6: Final answer
    x = 677,556.93

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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.