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Finding the Fourth Proportional to 324,858.01, 487,320.44 and 122,624.45

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Solution

The fourth proportional to 324,858.01, 487,320.44 and 122,624.45 is: 183,949.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,858.01 : 487,320.44 = 122,624.45 : x
  2. Step 2: Convert to fraction form
    324,858.01/487,320.44 = 122,624.45/x
  3. Step 3: Cross multiply
    324,858.01x = 487,320.44 × 122,624.45
  4. Step 4: Simplify right side
    324,858.01x = 59,757,401,533.94
  5. Step 5: Solve for x
    x = 59,757,401,533.94/324,858.01
  6. Step 6: Final answer
    x = 183,949.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.