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Finding the Fourth Proportional to 483,604.94, 725,967.87 and 259,403.24

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Solution

The fourth proportional to 483,604.94, 725,967.87 and 259,403.24 is: 389,405.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,604.94 : 725,967.87 = 259,403.24 : x
  2. Step 2: Convert to fraction form
    483,604.94/725,967.87 = 259,403.24/x
  3. Step 3: Cross multiply
    483,604.94x = 725,967.87 × 259,403.24
  4. Step 4: Simplify right side
    483,604.94x = 188,318,417,613.90
  5. Step 5: Solve for x
    x = 188,318,417,613.90/483,604.94
  6. Step 6: Final answer
    x = 389,405.49

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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.