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Finding the Fourth Proportional to 322,789.63, 484,262.20 and 101,173.63

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Solution

The fourth proportional to 322,789.63, 484,262.20 and 101,173.63 is: 151,784.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,789.63 : 484,262.20 = 101,173.63 : x
  2. Step 2: Convert to fraction form
    322,789.63/484,262.20 = 101,173.63/x
  3. Step 3: Cross multiply
    322,789.63x = 484,262.20 × 101,173.63
  4. Step 4: Simplify right side
    322,789.63x = 48,994,562,224.48
  5. Step 5: Solve for x
    x = 48,994,562,224.48/322,789.63
  6. Step 6: Final answer
    x = 151,784.81

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1.5x scale

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.