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Finding the Fourth Proportional to 541,993.60, 812,662.08 and 242,418.34

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Solution

The fourth proportional to 541,993.60, 812,662.08 and 242,418.34 is: 363,480.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,993.60 : 812,662.08 = 242,418.34 : x
  2. Step 2: Convert to fraction form
    541,993.60/812,662.08 = 242,418.34/x
  3. Step 3: Cross multiply
    541,993.60x = 812,662.08 × 242,418.34
  4. Step 4: Simplify right side
    541,993.60x = 197,004,192,414.55
  5. Step 5: Solve for x
    x = 197,004,192,414.55/541,993.60
  6. Step 6: Final answer
    x = 363,480.66

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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.