Home / 892,728.32-1,232,179.52-510,976.48

Finding the Fourth Proportional to 892,728.32, 1,232,179.52 and 510,976.48

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Solution

The fourth proportional to 892,728.32, 1,232,179.52 and 510,976.48 is: 705,270.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,728.32 : 1,232,179.52 = 510,976.48 : x
  2. Step 2: Convert to fraction form
    892,728.32/1,232,179.52 = 510,976.48/x
  3. Step 3: Cross multiply
    892,728.32x = 1,232,179.52 × 510,976.48
  4. Step 4: Simplify right side
    892,728.32x = 629,614,753,857.69
  5. Step 5: Solve for x
    x = 629,614,753,857.69/892,728.32
  6. Step 6: Final answer
    x = 705,270.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.