Home / 866,977.14-1,300,334.49-235,940.16

Finding the Fourth Proportional to 866,977.14, 1,300,334.49 and 235,940.16

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Solution

The fourth proportional to 866,977.14, 1,300,334.49 and 235,940.16 is: 353,874.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,977.14 : 1,300,334.49 = 235,940.16 : x
  2. Step 2: Convert to fraction form
    866,977.14/1,300,334.49 = 235,940.16/x
  3. Step 3: Cross multiply
    866,977.14x = 1,300,334.49 × 235,940.16
  4. Step 4: Simplify right side
    866,977.14x = 306,801,127,624.12
  5. Step 5: Solve for x
    x = 306,801,127,624.12/866,977.14
  6. Step 6: Final answer
    x = 353,874.53

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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.