Home / 494,962.28-683,048.44-268,607.78

Finding the Fourth Proportional to 494,962.28, 683,048.44 and 268,607.78

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Solution

The fourth proportional to 494,962.28, 683,048.44 and 268,607.78 is: 370,679.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,962.28 : 683,048.44 = 268,607.78 : x
  2. Step 2: Convert to fraction form
    494,962.28/683,048.44 = 268,607.78/x
  3. Step 3: Cross multiply
    494,962.28x = 683,048.44 × 268,607.78
  4. Step 4: Simplify right side
    494,962.28x = 183,472,125,100.86
  5. Step 5: Solve for x
    x = 183,472,125,100.86/494,962.28
  6. Step 6: Final answer
    x = 370,679.00

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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.