Home / 379,250.20-523,367.04-207,170.52

Finding the Fourth Proportional to 379,250.20, 523,367.04 and 207,170.52

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Solution

The fourth proportional to 379,250.20, 523,367.04 and 207,170.52 is: 285,896.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,250.20 : 523,367.04 = 207,170.52 : x
  2. Step 2: Convert to fraction form
    379,250.20/523,367.04 = 207,170.52/x
  3. Step 3: Cross multiply
    379,250.20x = 523,367.04 × 207,170.52
  4. Step 4: Simplify right side
    379,250.20x = 108,426,221,827.66
  5. Step 5: Solve for x
    x = 108,426,221,827.66/379,250.20
  6. Step 6: Final answer
    x = 285,896.28

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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.