Home / 382,984.40-574,246.20-196,360.40

Finding the Fourth Proportional to 382,984.40, 574,246.20 and 196,360.40

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Solution

The fourth proportional to 382,984.40, 574,246.20 and 196,360.40 is: 294,422.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,984.40 : 574,246.20 = 196,360.40 : x
  2. Step 2: Convert to fraction form
    382,984.40/574,246.20 = 196,360.40/x
  3. Step 3: Cross multiply
    382,984.40x = 574,246.20 × 196,360.40
  4. Step 4: Simplify right side
    382,984.40x = 112,759,213,530.48
  5. Step 5: Solve for x
    x = 112,759,213,530.48/382,984.40
  6. Step 6: Final answer
    x = 294,422.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.