Home / 283,727.24-391,571.16-211,982.72

Finding the Fourth Proportional to 283,727.24, 391,571.16 and 211,982.72

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Solution

The fourth proportional to 283,727.24, 391,571.16 and 211,982.72 is: 292,556.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,727.24 : 391,571.16 = 211,982.72 : x
  2. Step 2: Convert to fraction form
    283,727.24/391,571.16 = 211,982.72/x
  3. Step 3: Cross multiply
    283,727.24x = 391,571.16 × 211,982.72
  4. Step 4: Simplify right side
    283,727.24x = 83,006,319,570.36
  5. Step 5: Solve for x
    x = 83,006,319,570.36/283,727.24
  6. Step 6: Final answer
    x = 292,556.75

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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.