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Finding the Fourth Proportional to 529,786.88, 795,457.92 and 330,954.56

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Solution

The fourth proportional to 529,786.88, 795,457.92 and 330,954.56 is: 496,917.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,786.88 : 795,457.92 = 330,954.56 : x
  2. Step 2: Convert to fraction form
    529,786.88/795,457.92 = 330,954.56/x
  3. Step 3: Cross multiply
    529,786.88x = 795,457.92 × 330,954.56
  4. Step 4: Simplify right side
    529,786.88x = 263,260,425,912.12
  5. Step 5: Solve for x
    x = 263,260,425,912.12/529,786.88
  6. Step 6: Final answer
    x = 496,917.60

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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.