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Finding the Fourth Proportional to 376,660.32, 564,991.40 and 92,352.12

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Solution

The fourth proportional to 376,660.32, 564,991.40 and 92,352.12 is: 138,528.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,660.32 : 564,991.40 = 92,352.12 : x
  2. Step 2: Convert to fraction form
    376,660.32/564,991.40 = 92,352.12/x
  3. Step 3: Cross multiply
    376,660.32x = 564,991.40 × 92,352.12
  4. Step 4: Simplify right side
    376,660.32x = 52,178,153,571.77
  5. Step 5: Solve for x
    x = 52,178,153,571.77/376,660.32
  6. Step 6: Final answer
    x = 138,528.41

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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.