Home / 814,819.86-1,124,429.79-452,234.37

Finding the Fourth Proportional to 814,819.86, 1,124,429.79 and 452,234.37

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Solution

The fourth proportional to 814,819.86, 1,124,429.79 and 452,234.37 is: 624,071.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,819.86 : 1,124,429.79 = 452,234.37 : x
  2. Step 2: Convert to fraction form
    814,819.86/1,124,429.79 = 452,234.37/x
  3. Step 3: Cross multiply
    814,819.86x = 1,124,429.79 × 452,234.37
  4. Step 4: Simplify right side
    814,819.86x = 508,505,797,689.88
  5. Step 5: Solve for x
    x = 508,505,797,689.88/814,819.86
  6. Step 6: Final answer
    x = 624,071.43

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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.