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Finding the Fourth Proportional to 547,594.46, 821,391.23 and 206,101.70

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Solution

The fourth proportional to 547,594.46, 821,391.23 and 206,101.70 is: 309,152.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,594.46 : 821,391.23 = 206,101.70 : x
  2. Step 2: Convert to fraction form
    547,594.46/821,391.23 = 206,101.70/x
  3. Step 3: Cross multiply
    547,594.46x = 821,391.23 × 206,101.70
  4. Step 4: Simplify right side
    547,594.46x = 169,290,128,356.61
  5. Step 5: Solve for x
    x = 169,290,128,356.61/547,594.46
  6. Step 6: Final answer
    x = 309,152.38

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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.