Home / 757,799.37-1,136,887.38-225,319.59

Finding the Fourth Proportional to 757,799.37, 1,136,887.38 and 225,319.59

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Solution

The fourth proportional to 757,799.37, 1,136,887.38 and 225,319.59 is: 338,035.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,799.37 : 1,136,887.38 = 225,319.59 : x
  2. Step 2: Convert to fraction form
    757,799.37/1,136,887.38 = 225,319.59/x
  3. Step 3: Cross multiply
    757,799.37x = 1,136,887.38 × 225,319.59
  4. Step 4: Simplify right side
    757,799.37x = 256,162,998,337.77
  5. Step 5: Solve for x
    x = 256,162,998,337.77/757,799.37
  6. Step 6: Final answer
    x = 338,035.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.