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Finding the Fourth Proportional to 545,560.44, 818,690.22 and 264,924.60

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Solution

The fourth proportional to 545,560.44, 818,690.22 and 264,924.60 is: 397,556.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,560.44 : 818,690.22 = 264,924.60 : x
  2. Step 2: Convert to fraction form
    545,560.44/818,690.22 = 264,924.60/x
  3. Step 3: Cross multiply
    545,560.44x = 818,690.22 × 264,924.60
  4. Step 4: Simplify right side
    545,560.44x = 216,891,179,057.41
  5. Step 5: Solve for x
    x = 216,891,179,057.41/545,560.44
  6. Step 6: Final answer
    x = 397,556.65

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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.