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Finding the Fourth Proportional to 500,701.85, 751,052.78 and 366,857.45

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Solution

The fourth proportional to 500,701.85, 751,052.78 and 366,857.45 is: 550,286.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,701.85 : 751,052.78 = 366,857.45 : x
  2. Step 2: Convert to fraction form
    500,701.85/751,052.78 = 366,857.45/x
  3. Step 3: Cross multiply
    500,701.85x = 751,052.78 × 366,857.45
  4. Step 4: Simplify right side
    500,701.85x = 275,529,305,851.92
  5. Step 5: Solve for x
    x = 275,529,305,851.92/500,701.85
  6. Step 6: Final answer
    x = 550,286.18

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Double scale
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Similar ratio
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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.