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Finding the Fourth Proportional to 504,362.54, 756,554.62 and 149,383.82

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Solution

The fourth proportional to 504,362.54, 756,554.62 and 149,383.82 is: 224,078.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,362.54 : 756,554.62 = 149,383.82 : x
  2. Step 2: Convert to fraction form
    504,362.54/756,554.62 = 149,383.82/x
  3. Step 3: Cross multiply
    504,362.54x = 756,554.62 × 149,383.82
  4. Step 4: Simplify right side
    504,362.54x = 113,017,019,174.25
  5. Step 5: Solve for x
    x = 113,017,019,174.25/504,362.54
  6. Step 6: Final answer
    x = 224,078.93

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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.