Home / 908,538.33-1,253,783-526,786.54

Finding the Fourth Proportional to 908,538.33, 1,253,783 and 526,786.54

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Solution

The fourth proportional to 908,538.33, 1,253,783 and 526,786.54 is: 726,965.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,538.33 : 1,253,783 = 526,786.54 : x
  2. Step 2: Convert to fraction form
    908,538.33/1,253,783 = 526,786.54/x
  3. Step 3: Cross multiply
    908,538.33x = 1,253,783 × 526,786.54
  4. Step 4: Simplify right side
    908,538.33x = 660,476,008,480.82
  5. Step 5: Solve for x
    x = 660,476,008,480.82/908,538.33
  6. Step 6: Final answer
    x = 726,965.49

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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.