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Finding the Fourth Proportional to 494,520.40, 741,737.40 and 162,096.40

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Solution

The fourth proportional to 494,520.40, 741,737.40 and 162,096.40 is: 243,130.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,520.40 : 741,737.40 = 162,096.40 : x
  2. Step 2: Convert to fraction form
    494,520.40/741,737.40 = 162,096.40/x
  3. Step 3: Cross multiply
    494,520.40x = 741,737.40 × 162,096.40
  4. Step 4: Simplify right side
    494,520.40x = 120,232,962,285.36
  5. Step 5: Solve for x
    x = 120,232,962,285.36/494,520.40
  6. Step 6: Final answer
    x = 243,130.44

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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.