Home / 326,971.26-451,205.82-191,017.80

Finding the Fourth Proportional to 326,971.26, 451,205.82 and 191,017.80

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Solution

The fourth proportional to 326,971.26, 451,205.82 and 191,017.80 is: 263,596.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,971.26 : 451,205.82 = 191,017.80 : x
  2. Step 2: Convert to fraction form
    326,971.26/451,205.82 = 191,017.80/x
  3. Step 3: Cross multiply
    326,971.26x = 451,205.82 × 191,017.80
  4. Step 4: Simplify right side
    326,971.26x = 86,188,343,083.60
  5. Step 5: Solve for x
    x = 86,188,343,083.60/326,971.26
  6. Step 6: Final answer
    x = 263,596.08

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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.