Home / 345,486.75-476,786.52-192,525.15

Finding the Fourth Proportional to 345,486.75, 476,786.52 and 192,525.15

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Solution

The fourth proportional to 345,486.75, 476,786.52 and 192,525.15 is: 265,692.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,486.75 : 476,786.52 = 192,525.15 : x
  2. Step 2: Convert to fraction form
    345,486.75/476,786.52 = 192,525.15/x
  3. Step 3: Cross multiply
    345,486.75x = 476,786.52 × 192,525.15
  4. Step 4: Simplify right side
    345,486.75x = 91,793,396,280.98
  5. Step 5: Solve for x
    x = 91,793,396,280.98/345,486.75
  6. Step 6: Final answer
    x = 265,692.96

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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.