Home / 773,453.37-1,067,561.85-528,537.30

Finding the Fourth Proportional to 773,453.37, 1,067,561.85 and 528,537.30

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Solution

The fourth proportional to 773,453.37, 1,067,561.85 and 528,537.30 is: 729,515.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,453.37 : 1,067,561.85 = 528,537.30 : x
  2. Step 2: Convert to fraction form
    773,453.37/1,067,561.85 = 528,537.30/x
  3. Step 3: Cross multiply
    773,453.37x = 1,067,561.85 × 528,537.30
  4. Step 4: Simplify right side
    773,453.37x = 564,246,257,782.01
  5. Step 5: Solve for x
    x = 564,246,257,782.01/773,453.37
  6. Step 6: Final answer
    x = 729,515.55

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Double scale
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1.5x scale

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.