Home / 408,872.02-613,045.56-268,466.62

Finding the Fourth Proportional to 408,872.02, 613,045.56 and 268,466.62

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Solution

The fourth proportional to 408,872.02, 613,045.56 and 268,466.62 is: 402,527.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,872.02 : 613,045.56 = 268,466.62 : x
  2. Step 2: Convert to fraction form
    408,872.02/613,045.56 = 268,466.62/x
  3. Step 3: Cross multiply
    408,872.02x = 613,045.56 × 268,466.62
  4. Step 4: Simplify right side
    408,872.02x = 164,582,269,399.21
  5. Step 5: Solve for x
    x = 164,582,269,399.21/408,872.02
  6. Step 6: Final answer
    x = 402,527.59

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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.