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Finding the Fourth Proportional to 405,552.82, 559,666.52 and 224,277.03

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Solution

The fourth proportional to 405,552.82, 559,666.52 and 224,277.03 is: 309,504.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,552.82 : 559,666.52 = 224,277.03 : x
  2. Step 2: Convert to fraction form
    405,552.82/559,666.52 = 224,277.03/x
  3. Step 3: Cross multiply
    405,552.82x = 559,666.52 × 224,277.03
  4. Step 4: Simplify right side
    405,552.82x = 125,520,344,896.04
  5. Step 5: Solve for x
    x = 125,520,344,896.04/405,552.82
  6. Step 6: Final answer
    x = 309,504.31

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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.