Home / 434,600.56-651,523.92-168,177.70

Finding the Fourth Proportional to 434,600.56, 651,523.92 and 168,177.70

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Solution

The fourth proportional to 434,600.56, 651,523.92 and 168,177.70 is: 252,120.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,600.56 : 651,523.92 = 168,177.70 : x
  2. Step 2: Convert to fraction form
    434,600.56/651,523.92 = 168,177.70/x
  3. Step 3: Cross multiply
    434,600.56x = 651,523.92 × 168,177.70
  4. Step 4: Simplify right side
    434,600.56x = 109,571,794,360.58
  5. Step 5: Solve for x
    x = 109,571,794,360.58/434,600.56
  6. Step 6: Final answer
    x = 252,120.69

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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.