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Finding the Fourth Proportional to 601,215.78, 902,431.39 and 533,272.90

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Solution

The fourth proportional to 601,215.78, 902,431.39 and 533,272.90 is: 800,448.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,215.78 : 902,431.39 = 533,272.90 : x
  2. Step 2: Convert to fraction form
    601,215.78/902,431.39 = 533,272.90/x
  3. Step 3: Cross multiply
    601,215.78x = 902,431.39 × 533,272.90
  4. Step 4: Simplify right side
    601,215.78x = 481,242,204,396.33
  5. Step 5: Solve for x
    x = 481,242,204,396.33/601,215.78
  6. Step 6: Final answer
    x = 800,448.39

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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.