Home / 382,494.27-527,860.80-212,724.75

Finding the Fourth Proportional to 382,494.27, 527,860.80 and 212,724.75

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Solution

The fourth proportional to 382,494.27, 527,860.80 and 212,724.75 is: 293,570.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,494.27 : 527,860.80 = 212,724.75 : x
  2. Step 2: Convert to fraction form
    382,494.27/527,860.80 = 212,724.75/x
  3. Step 3: Cross multiply
    382,494.27x = 527,860.80 × 212,724.75
  4. Step 4: Simplify right side
    382,494.27x = 112,289,056,714.80
  5. Step 5: Solve for x
    x = 112,289,056,714.80/382,494.27
  6. Step 6: Final answer
    x = 293,570.56

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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.