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Finding the Fourth Proportional to 504,693.54, 756,923.49 and 149,621.94

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Solution

The fourth proportional to 504,693.54, 756,923.49 and 149,621.94 is: 224,398.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,693.54 : 756,923.49 = 149,621.94 : x
  2. Step 2: Convert to fraction form
    504,693.54/756,923.49 = 149,621.94/x
  3. Step 3: Cross multiply
    504,693.54x = 756,923.49 × 149,621.94
  4. Step 4: Simplify right side
    504,693.54x = 113,252,361,005.37
  5. Step 5: Solve for x
    x = 113,252,361,005.37/504,693.54
  6. Step 6: Final answer
    x = 224,398.28

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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.