Home / 483,290.54-666,940.98-268,450.59

Finding the Fourth Proportional to 483,290.54, 666,940.98 and 268,450.59

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Solution

The fourth proportional to 483,290.54, 666,940.98 and 268,450.59 is: 370,461.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,290.54 : 666,940.98 = 268,450.59 : x
  2. Step 2: Convert to fraction form
    483,290.54/666,940.98 = 268,450.59/x
  3. Step 3: Cross multiply
    483,290.54x = 666,940.98 × 268,450.59
  4. Step 4: Simplify right side
    483,290.54x = 179,040,699,576.18
  5. Step 5: Solve for x
    x = 179,040,699,576.18/483,290.54
  6. Step 6: Final answer
    x = 370,461.84

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1.5x scale

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.