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Finding the Fourth Proportional to 500,786.62, 751,930.36 and 433,526.16

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Solution

The fourth proportional to 500,786.62, 751,930.36 and 433,526.16 is: 650,938.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,786.62 : 751,930.36 = 433,526.16 : x
  2. Step 2: Convert to fraction form
    500,786.62/751,930.36 = 433,526.16/x
  3. Step 3: Cross multiply
    500,786.62x = 751,930.36 × 433,526.16
  4. Step 4: Simplify right side
    500,786.62x = 325,981,481,558.22
  5. Step 5: Solve for x
    x = 325,981,481,558.22/500,786.62
  6. Step 6: Final answer
    x = 650,938.88

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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.