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Finding the Fourth Proportional to 504,465.01, 756,469.81 and 144,553.54

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Solution

The fourth proportional to 504,465.01, 756,469.81 and 144,553.54 is: 216,765.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,465.01 : 756,469.81 = 144,553.54 : x
  2. Step 2: Convert to fraction form
    504,465.01/756,469.81 = 144,553.54/x
  3. Step 3: Cross multiply
    504,465.01x = 756,469.81 × 144,553.54
  4. Step 4: Simplify right side
    504,465.01x = 109,350,388,938.63
  5. Step 5: Solve for x
    x = 109,350,388,938.63/504,465.01
  6. Step 6: Final answer
    x = 216,765.06

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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.