Home / 893,844.52-1,233,515.46-485,945.80

Finding the Fourth Proportional to 893,844.52, 1,233,515.46 and 485,945.80

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Solution

The fourth proportional to 893,844.52, 1,233,515.46 and 485,945.80 is: 670,610.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,844.52 : 1,233,515.46 = 485,945.80 : x
  2. Step 2: Convert to fraction form
    893,844.52/1,233,515.46 = 485,945.80/x
  3. Step 3: Cross multiply
    893,844.52x = 1,233,515.46 × 485,945.80
  4. Step 4: Simplify right side
    893,844.52x = 599,421,657,022.07
  5. Step 5: Solve for x
    x = 599,421,657,022.07/893,844.52
  6. Step 6: Final answer
    x = 670,610.65

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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.