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Finding the Fourth Proportional to 544,022.90, 816,163.95 and 263,309.30

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Solution

The fourth proportional to 544,022.90, 816,163.95 and 263,309.30 is: 395,026.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,022.90 : 816,163.95 = 263,309.30 : x
  2. Step 2: Convert to fraction form
    544,022.90/816,163.95 = 263,309.30/x
  3. Step 3: Cross multiply
    544,022.90x = 816,163.95 × 263,309.30
  4. Step 4: Simplify right side
    544,022.90x = 214,903,558,359.74
  5. Step 5: Solve for x
    x = 214,903,558,359.74/544,022.90
  6. Step 6: Final answer
    x = 395,026.68

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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.