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Finding the Fourth Proportional to 494,065.94, 740,534.37 and 224,399.72

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Solution

The fourth proportional to 494,065.94, 740,534.37 and 224,399.72 is: 336,343.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,065.94 : 740,534.37 = 224,399.72 : x
  2. Step 2: Convert to fraction form
    494,065.94/740,534.37 = 224,399.72/x
  3. Step 3: Cross multiply
    494,065.94x = 740,534.37 × 224,399.72
  4. Step 4: Simplify right side
    494,065.94x = 166,175,705,278.38
  5. Step 5: Solve for x
    x = 166,175,705,278.38/494,065.94
  6. Step 6: Final answer
    x = 336,343.17

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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.