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Finding the Fourth Proportional to 601,003.80, 900,195.66 and 300,961.08

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Solution

The fourth proportional to 601,003.80, 900,195.66 and 300,961.08 is: 450,785.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,003.80 : 900,195.66 = 300,961.08 : x
  2. Step 2: Convert to fraction form
    601,003.80/900,195.66 = 300,961.08/x
  3. Step 3: Cross multiply
    601,003.80x = 900,195.66 × 300,961.08
  4. Step 4: Simplify right side
    601,003.80x = 270,923,858,044.91
  5. Step 5: Solve for x
    x = 270,923,858,044.91/601,003.80
  6. Step 6: Final answer
    x = 450,785.60

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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.