Home / 769,331.52-1,153,893.40-200,752.53

Finding the Fourth Proportional to 769,331.52, 1,153,893.40 and 200,752.53

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Solution

The fourth proportional to 769,331.52, 1,153,893.40 and 200,752.53 is: 301,101.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,331.52 : 1,153,893.40 = 200,752.53 : x
  2. Step 2: Convert to fraction form
    769,331.52/1,153,893.40 = 200,752.53/x
  3. Step 3: Cross multiply
    769,331.52x = 1,153,893.40 × 200,752.53
  4. Step 4: Simplify right side
    769,331.52x = 231,647,014,571.32
  5. Step 5: Solve for x
    x = 231,647,014,571.32/769,331.52
  6. Step 6: Final answer
    x = 301,101.68

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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.