Home / 893,853.39-1,233,542.01-485,982.69

Finding the Fourth Proportional to 893,853.39, 1,233,542.01 and 485,982.69

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Solution

The fourth proportional to 893,853.39, 1,233,542.01 and 485,982.69 is: 670,669.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,853.39 : 1,233,542.01 = 485,982.69 : x
  2. Step 2: Convert to fraction form
    893,853.39/1,233,542.01 = 485,982.69/x
  3. Step 3: Cross multiply
    893,853.39x = 1,233,542.01 × 485,982.69
  4. Step 4: Simplify right side
    893,853.39x = 599,480,061,444.46
  5. Step 5: Solve for x
    x = 599,480,061,444.46/893,853.39
  6. Step 6: Final answer
    x = 670,669.34

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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.