Home / 777,468.51-1,166,261.80-264,974.37

Finding the Fourth Proportional to 777,468.51, 1,166,261.80 and 264,974.37

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Solution

The fourth proportional to 777,468.51, 1,166,261.80 and 264,974.37 is: 397,481.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,468.51 : 1,166,261.80 = 264,974.37 : x
  2. Step 2: Convert to fraction form
    777,468.51/1,166,261.80 = 264,974.37/x
  3. Step 3: Cross multiply
    777,468.51x = 1,166,261.80 × 264,974.37
  4. Step 4: Simplify right side
    777,468.51x = 309,029,479,878.76
  5. Step 5: Solve for x
    x = 309,029,479,878.76/777,468.51
  6. Step 6: Final answer
    x = 397,481.67

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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.