Home / 756,171.92-1,043,540.88-433,940.96

Finding the Fourth Proportional to 756,171.92, 1,043,540.88 and 433,940.96

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Solution

The fourth proportional to 756,171.92, 1,043,540.88 and 433,940.96 is: 598,852.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,171.92 : 1,043,540.88 = 433,940.96 : x
  2. Step 2: Convert to fraction form
    756,171.92/1,043,540.88 = 433,940.96/x
  3. Step 3: Cross multiply
    756,171.92x = 1,043,540.88 × 433,940.96
  4. Step 4: Simplify right side
    756,171.92x = 452,835,131,266.45
  5. Step 5: Solve for x
    x = 452,835,131,266.45/756,171.92
  6. Step 6: Final answer
    x = 598,852.09

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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.