Home / 833,360.78-1,150,037.94-451,387.68

Finding the Fourth Proportional to 833,360.78, 1,150,037.94 and 451,387.68

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Solution

The fourth proportional to 833,360.78, 1,150,037.94 and 451,387.68 is: 622,915.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,360.78 : 1,150,037.94 = 451,387.68 : x
  2. Step 2: Convert to fraction form
    833,360.78/1,150,037.94 = 451,387.68/x
  3. Step 3: Cross multiply
    833,360.78x = 1,150,037.94 × 451,387.68
  4. Step 4: Simplify right side
    833,360.78x = 519,112,957,648.58
  5. Step 5: Solve for x
    x = 519,112,957,648.58/833,360.78
  6. Step 6: Final answer
    x = 622,915.03

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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.