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Finding the Fourth Proportional to 299,025.09, 448,624.22 and 88,668.09

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Solution

The fourth proportional to 299,025.09, 448,624.22 and 88,668.09 is: 133,027.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,025.09 : 448,624.22 = 88,668.09 : x
  2. Step 2: Convert to fraction form
    299,025.09/448,624.22 = 88,668.09/x
  3. Step 3: Cross multiply
    299,025.09x = 448,624.22 × 88,668.09
  4. Step 4: Simplify right side
    299,025.09x = 39,778,652,271.80
  5. Step 5: Solve for x
    x = 39,778,652,271.80/299,025.09
  6. Step 6: Final answer
    x = 133,027.81

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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.