Home / 383,254.20-574,881.30-196,630.20

Finding the Fourth Proportional to 383,254.20, 574,881.30 and 196,630.20

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Solution

The fourth proportional to 383,254.20, 574,881.30 and 196,630.20 is: 294,945.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,254.20 : 574,881.30 = 196,630.20 : x
  2. Step 2: Convert to fraction form
    383,254.20/574,881.30 = 196,630.20/x
  3. Step 3: Cross multiply
    383,254.20x = 574,881.30 × 196,630.20
  4. Step 4: Simplify right side
    383,254.20x = 113,039,024,995.26
  5. Step 5: Solve for x
    x = 113,039,024,995.26/383,254.20
  6. Step 6: Final answer
    x = 294,945.30

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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.