Home / 261,788.20-392,682.30-227,573.80

Finding the Fourth Proportional to 261,788.20, 392,682.30 and 227,573.80

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Solution

The fourth proportional to 261,788.20, 392,682.30 and 227,573.80 is: 341,360.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,788.20 : 392,682.30 = 227,573.80 : x
  2. Step 2: Convert to fraction form
    261,788.20/392,682.30 = 227,573.80/x
  3. Step 3: Cross multiply
    261,788.20x = 392,682.30 × 227,573.80
  4. Step 4: Simplify right side
    261,788.20x = 89,364,203,203.74
  5. Step 5: Solve for x
    x = 89,364,203,203.74/261,788.20
  6. Step 6: Final answer
    x = 341,360.70

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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.