Home / 413,270.20-619,388.70-176,336.20

Finding the Fourth Proportional to 413,270.20, 619,388.70 and 176,336.20

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Solution

The fourth proportional to 413,270.20, 619,388.70 and 176,336.20 is: 264,283.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,270.20 : 619,388.70 = 176,336.20 : x
  2. Step 2: Convert to fraction form
    413,270.20/619,388.70 = 176,336.20/x
  3. Step 3: Cross multiply
    413,270.20x = 619,388.70 × 176,336.20
  4. Step 4: Simplify right side
    413,270.20x = 109,220,649,680.94
  5. Step 5: Solve for x
    x = 109,220,649,680.94/413,270.20
  6. Step 6: Final answer
    x = 264,283.87

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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.