Home / 958,538.03-1,322,786.96-528,818.04

Finding the Fourth Proportional to 958,538.03, 1,322,786.96 and 528,818.04

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Solution

The fourth proportional to 958,538.03, 1,322,786.96 and 528,818.04 is: 729,771.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,538.03 : 1,322,786.96 = 528,818.04 : x
  2. Step 2: Convert to fraction form
    958,538.03/1,322,786.96 = 528,818.04/x
  3. Step 3: Cross multiply
    958,538.03x = 1,322,786.96 × 528,818.04
  4. Step 4: Simplify right side
    958,538.03x = 699,513,604,880.67
  5. Step 5: Solve for x
    x = 699,513,604,880.67/958,538.03
  6. Step 6: Final answer
    x = 729,771.37

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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.