Home / 893,573.37-1,233,143.73-485,675.09

Finding the Fourth Proportional to 893,573.37, 1,233,143.73 and 485,675.09

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Solution

The fourth proportional to 893,573.37, 1,233,143.73 and 485,675.09 is: 670,238.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,573.37 : 1,233,143.73 = 485,675.09 : x
  2. Step 2: Convert to fraction form
    893,573.37/1,233,143.73 = 485,675.09/x
  3. Step 3: Cross multiply
    893,573.37x = 1,233,143.73 × 485,675.09
  4. Step 4: Simplify right side
    893,573.37x = 598,907,185,884.97
  5. Step 5: Solve for x
    x = 598,907,185,884.97/893,573.37
  6. Step 6: Final answer
    x = 670,238.40

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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.