Home / 1,177.49-1,766.23-356.36

Finding the Fourth Proportional to 1,177.49, 1,766.23 and 356.36

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Solution

The fourth proportional to 1,177.49, 1,766.23 and 356.36 is: 534.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177.49 : 1,766.23 = 356.36 : x
  2. Step 2: Convert to fraction form
    1,177.49/1,766.23 = 356.36/x
  3. Step 3: Cross multiply
    1,177.49x = 1,766.23 × 356.36
  4. Step 4: Simplify right side
    1,177.49x = 629,404.00
  5. Step 5: Solve for x
    x = 629,404.00/1,177.49
  6. Step 6: Final answer
    x = 534.53

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1.5x scale

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.