Home / 893,759.06-1,233,395.52-485,861.69

Finding the Fourth Proportional to 893,759.06, 1,233,395.52 and 485,861.69

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Solution

The fourth proportional to 893,759.06, 1,233,395.52 and 485,861.69 is: 670,493.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,759.06 : 1,233,395.52 = 485,861.69 : x
  2. Step 2: Convert to fraction form
    893,759.06/1,233,395.52 = 485,861.69/x
  3. Step 3: Cross multiply
    893,759.06x = 1,233,395.52 × 485,861.69
  4. Step 4: Simplify right side
    893,759.06x = 599,259,625,618.65
  5. Step 5: Solve for x
    x = 599,259,625,618.65/893,759.06
  6. Step 6: Final answer
    x = 670,493.49

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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.