Home / 863,928.84-1,192,074.16-501,269.56

Finding the Fourth Proportional to 863,928.84, 1,192,074.16 and 501,269.56

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Solution

The fourth proportional to 863,928.84, 1,192,074.16 and 501,269.56 is: 691,666.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,928.84 : 1,192,074.16 = 501,269.56 : x
  2. Step 2: Convert to fraction form
    863,928.84/1,192,074.16 = 501,269.56/x
  3. Step 3: Cross multiply
    863,928.84x = 1,192,074.16 × 501,269.56
  4. Step 4: Simplify right side
    863,928.84x = 597,550,489,670.57
  5. Step 5: Solve for x
    x = 597,550,489,670.57/863,928.84
  6. Step 6: Final answer
    x = 691,666.33

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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.