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Finding the Fourth Proportional to 523,996.56, 785,434.23 and 271,022.33

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Solution

The fourth proportional to 523,996.56, 785,434.23 and 271,022.33 is: 406,243.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,996.56 : 785,434.23 = 271,022.33 : x
  2. Step 2: Convert to fraction form
    523,996.56/785,434.23 = 271,022.33/x
  3. Step 3: Cross multiply
    523,996.56x = 785,434.23 × 271,022.33
  4. Step 4: Simplify right side
    523,996.56x = 212,870,211,149.19
  5. Step 5: Solve for x
    x = 212,870,211,149.19/523,996.56
  6. Step 6: Final answer
    x = 406,243.53

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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.