Home / 958,465.63-1,322,661.26-528,745.65

Finding the Fourth Proportional to 958,465.63, 1,322,661.26 and 528,745.65

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Solution

The fourth proportional to 958,465.63, 1,322,661.26 and 528,745.65 is: 729,657.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,465.63 : 1,322,661.26 = 528,745.65 : x
  2. Step 2: Convert to fraction form
    958,465.63/1,322,661.26 = 528,745.65/x
  3. Step 3: Cross multiply
    958,465.63x = 1,322,661.26 × 528,745.65
  4. Step 4: Simplify right side
    958,465.63x = 699,351,384,010.40
  5. Step 5: Solve for x
    x = 699,351,384,010.40/958,465.63
  6. Step 6: Final answer
    x = 729,657.24

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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.