Home / 262,941.40-394,412.10-179,997.40

Finding the Fourth Proportional to 262,941.40, 394,412.10 and 179,997.40

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Solution

The fourth proportional to 262,941.40, 394,412.10 and 179,997.40 is: 269,996.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,941.40 : 394,412.10 = 179,997.40 : x
  2. Step 2: Convert to fraction form
    262,941.40/394,412.10 = 179,997.40/x
  3. Step 3: Cross multiply
    262,941.40x = 394,412.10 × 179,997.40
  4. Step 4: Simplify right side
    262,941.40x = 70,993,152,528.54
  5. Step 5: Solve for x
    x = 70,993,152,528.54/262,941.40
  6. Step 6: Final answer
    x = 269,996.10

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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.