Home / 1,327,225.50-1,990,845.54-329,953.50

Finding the Fourth Proportional to 1,327,225.50, 1,990,845.54 and 329,953.50

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Solution

The fourth proportional to 1,327,225.50, 1,990,845.54 and 329,953.50 is: 494,932.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,225.50 : 1,990,845.54 = 329,953.50 : x
  2. Step 2: Convert to fraction form
    1,327,225.50/1,990,845.54 = 329,953.50/x
  3. Step 3: Cross multiply
    1,327,225.50x = 1,990,845.54 × 329,953.50
  4. Step 4: Simplify right side
    1,327,225.50x = 656,886,453,882.39
  5. Step 5: Solve for x
    x = 656,886,453,882.39/1,327,225.50
  6. Step 6: Final answer
    x = 494,932.06

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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.