Home / 350,938.90-484,294.10-189,794.06

Finding the Fourth Proportional to 350,938.90, 484,294.10 and 189,794.06

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Solution

The fourth proportional to 350,938.90, 484,294.10 and 189,794.06 is: 261,914.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,938.90 : 484,294.10 = 189,794.06 : x
  2. Step 2: Convert to fraction form
    350,938.90/484,294.10 = 189,794.06/x
  3. Step 3: Cross multiply
    350,938.90x = 484,294.10 × 189,794.06
  4. Step 4: Simplify right side
    350,938.90x = 91,916,143,473.05
  5. Step 5: Solve for x
    x = 91,916,143,473.05/350,938.90
  6. Step 6: Final answer
    x = 261,914.95

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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.