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Finding the Fourth Proportional to 417,076.92, 625,771.98 and 192,544.92

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Solution

The fourth proportional to 417,076.92, 625,771.98 and 192,544.92 is: 288,889.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,076.92 : 625,771.98 = 192,544.92 : x
  2. Step 2: Convert to fraction form
    417,076.92/625,771.98 = 192,544.92/x
  3. Step 3: Cross multiply
    417,076.92x = 625,771.98 × 192,544.92
  4. Step 4: Simplify right side
    417,076.92x = 120,489,215,827.34
  5. Step 5: Solve for x
    x = 120,489,215,827.34/417,076.92
  6. Step 6: Final answer
    x = 288,889.67

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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.