Home / 419,583.24-629,637.30-170,265.24

Finding the Fourth Proportional to 419,583.24, 629,637.30 and 170,265.24

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Solution

The fourth proportional to 419,583.24, 629,637.30 and 170,265.24 is: 255,504.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,583.24 : 629,637.30 = 170,265.24 : x
  2. Step 2: Convert to fraction form
    419,583.24/629,637.30 = 170,265.24/x
  3. Step 3: Cross multiply
    419,583.24x = 629,637.30 × 170,265.24
  4. Step 4: Simplify right side
    419,583.24x = 107,205,345,997.45
  5. Step 5: Solve for x
    x = 107,205,345,997.45/419,583.24
  6. Step 6: Final answer
    x = 255,504.36

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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.