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Finding the Fourth Proportional to 606,581.88, 909,840.02 and 185,858.97

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Solution

The fourth proportional to 606,581.88, 909,840.02 and 185,858.97 is: 278,778.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,581.88 : 909,840.02 = 185,858.97 : x
  2. Step 2: Convert to fraction form
    606,581.88/909,840.02 = 185,858.97/x
  3. Step 3: Cross multiply
    606,581.88x = 909,840.02 × 185,858.97
  4. Step 4: Simplify right side
    606,581.88x = 169,101,928,052.69
  5. Step 5: Solve for x
    x = 169,101,928,052.69/606,581.88
  6. Step 6: Final answer
    x = 278,778.40

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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.