Home / 958,466.48-1,322,685.12-528,745.76

Finding the Fourth Proportional to 958,466.48, 1,322,685.12 and 528,745.76

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Solution

The fourth proportional to 958,466.48, 1,322,685.12 and 528,745.76 is: 729,669.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,466.48 : 1,322,685.12 = 528,745.76 : x
  2. Step 2: Convert to fraction form
    958,466.48/1,322,685.12 = 528,745.76/x
  3. Step 3: Cross multiply
    958,466.48x = 1,322,685.12 × 528,745.76
  4. Step 4: Simplify right side
    958,466.48x = 699,364,149,015.09
  5. Step 5: Solve for x
    x = 699,364,149,015.09/958,466.48
  6. Step 6: Final answer
    x = 729,669.91

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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.