Home / 764,941.73-1,147,554.49-252,642.34

Finding the Fourth Proportional to 764,941.73, 1,147,554.49 and 252,642.34

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Solution

The fourth proportional to 764,941.73, 1,147,554.49 and 252,642.34 is: 379,010.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,941.73 : 1,147,554.49 = 252,642.34 : x
  2. Step 2: Convert to fraction form
    764,941.73/1,147,554.49 = 252,642.34/x
  3. Step 3: Cross multiply
    764,941.73x = 1,147,554.49 × 252,642.34
  4. Step 4: Simplify right side
    764,941.73x = 289,920,852,907.65
  5. Step 5: Solve for x
    x = 289,920,852,907.65/764,941.73
  6. Step 6: Final answer
    x = 379,010.38

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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.