Home / 952,890.79-1,314,991.86-523,198.75

Finding the Fourth Proportional to 952,890.79, 1,314,991.86 and 523,198.75

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Solution

The fourth proportional to 952,890.79, 1,314,991.86 and 523,198.75 is: 722,015.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,890.79 : 1,314,991.86 = 523,198.75 : x
  2. Step 2: Convert to fraction form
    952,890.79/1,314,991.86 = 523,198.75/x
  3. Step 3: Cross multiply
    952,890.79x = 1,314,991.86 × 523,198.75
  4. Step 4: Simplify right side
    952,890.79x = 688,002,097,412.18
  5. Step 5: Solve for x
    x = 688,002,097,412.18/952,890.79
  6. Step 6: Final answer
    x = 722,015.69

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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.