Home / 263,491.04-395,630.22-259,554.44

Finding the Fourth Proportional to 263,491.04, 395,630.22 and 259,554.44

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Solution

The fourth proportional to 263,491.04, 395,630.22 and 259,554.44 is: 389,719.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,491.04 : 395,630.22 = 259,554.44 : x
  2. Step 2: Convert to fraction form
    263,491.04/395,630.22 = 259,554.44/x
  3. Step 3: Cross multiply
    263,491.04x = 395,630.22 × 259,554.44
  4. Step 4: Simplify right side
    263,491.04x = 102,687,580,199.18
  5. Step 5: Solve for x
    x = 102,687,580,199.18/263,491.04
  6. Step 6: Final answer
    x = 389,719.44

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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.