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Finding the Fourth Proportional to 333,055.11, 499,469.81 and 108,360.03

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Solution

The fourth proportional to 333,055.11, 499,469.81 and 108,360.03 is: 162,503.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,055.11 : 499,469.81 = 108,360.03 : x
  2. Step 2: Convert to fraction form
    333,055.11/499,469.81 = 108,360.03/x
  3. Step 3: Cross multiply
    333,055.11x = 499,469.81 × 108,360.03
  4. Step 4: Simplify right side
    333,055.11x = 54,122,563,053.89
  5. Step 5: Solve for x
    x = 54,122,563,053.89/333,055.11
  6. Step 6: Final answer
    x = 162,503.33

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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.