Home / 698,819.94-1,048,253.32-193,338.63

Finding the Fourth Proportional to 698,819.94, 1,048,253.32 and 193,338.63

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Solution

The fourth proportional to 698,819.94, 1,048,253.32 and 193,338.63 is: 290,014.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,819.94 : 1,048,253.32 = 193,338.63 : x
  2. Step 2: Convert to fraction form
    698,819.94/1,048,253.32 = 193,338.63/x
  3. Step 3: Cross multiply
    698,819.94x = 1,048,253.32 × 193,338.63
  4. Step 4: Simplify right side
    698,819.94x = 202,667,860,781.75
  5. Step 5: Solve for x
    x = 202,667,860,781.75/698,819.94
  6. Step 6: Final answer
    x = 290,014.42

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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.