Home / 629,550.72-943,976.10-255,136.32

Finding the Fourth Proportional to 629,550.72, 943,976.10 and 255,136.32

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Solution

The fourth proportional to 629,550.72, 943,976.10 and 255,136.32 is: 382,562.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,550.72 : 943,976.10 = 255,136.32 : x
  2. Step 2: Convert to fraction form
    629,550.72/943,976.10 = 255,136.32/x
  3. Step 3: Cross multiply
    629,550.72x = 943,976.10 × 255,136.32
  4. Step 4: Simplify right side
    629,550.72x = 240,842,588,321.95
  5. Step 5: Solve for x
    x = 240,842,588,321.95/629,550.72
  6. Step 6: Final answer
    x = 382,562.64

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Double scale
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Similar ratio
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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.