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Finding the Fourth Proportional to 609,241.28, 909,500.56 and 529,546.88

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Solution

The fourth proportional to 609,241.28, 909,500.56 and 529,546.88 is: 790,529.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,241.28 : 909,500.56 = 529,546.88 : x
  2. Step 2: Convert to fraction form
    609,241.28/909,500.56 = 529,546.88/x
  3. Step 3: Cross multiply
    609,241.28x = 909,500.56 × 529,546.88
  4. Step 4: Simplify right side
    609,241.28x = 481,623,183,906.25
  5. Step 5: Solve for x
    x = 481,623,183,906.25/609,241.28
  6. Step 6: Final answer
    x = 790,529.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.