Home / 958,725.32-1,322,989.44-528,921.32

Finding the Fourth Proportional to 958,725.32, 1,322,989.44 and 528,921.32

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Solution

The fourth proportional to 958,725.32, 1,322,989.44 and 528,921.32 is: 729,883.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,725.32 : 1,322,989.44 = 528,921.32 : x
  2. Step 2: Convert to fraction form
    958,725.32/1,322,989.44 = 528,921.32/x
  3. Step 3: Cross multiply
    958,725.32x = 1,322,989.44 × 528,921.32
  4. Step 4: Simplify right side
    958,725.32x = 699,757,320,950.86
  5. Step 5: Solve for x
    x = 699,757,320,950.86/958,725.32
  6. Step 6: Final answer
    x = 729,883.01

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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.