Home / 350,933.12-484,289.16-189,788.16

Finding the Fourth Proportional to 350,933.12, 484,289.16 and 189,788.16

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Solution

The fourth proportional to 350,933.12, 484,289.16 and 189,788.16 is: 261,908.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,933.12 : 484,289.16 = 189,788.16 : x
  2. Step 2: Convert to fraction form
    350,933.12/484,289.16 = 189,788.16/x
  3. Step 3: Cross multiply
    350,933.12x = 484,289.16 × 189,788.16
  4. Step 4: Simplify right side
    350,933.12x = 91,912,348,584.35
  5. Step 5: Solve for x
    x = 91,912,348,584.35/350,933.12
  6. Step 6: Final answer
    x = 261,908.45

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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.