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Finding the Fourth Proportional to 701,951.82, 968,692.47 and 379,660.92

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Solution

The fourth proportional to 701,951.82, 968,692.47 and 379,660.92 is: 523,931.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,951.82 : 968,692.47 = 379,660.92 : x
  2. Step 2: Convert to fraction form
    701,951.82/968,692.47 = 379,660.92/x
  3. Step 3: Cross multiply
    701,951.82x = 968,692.47 × 379,660.92
  4. Step 4: Simplify right side
    701,951.82x = 367,774,674,749.84
  5. Step 5: Solve for x
    x = 367,774,674,749.84/701,951.82
  6. Step 6: Final answer
    x = 523,931.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.