Home / 827,229.75-1,141,577.65-464,653.80

Finding the Fourth Proportional to 827,229.75, 1,141,577.65 and 464,653.80

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Solution

The fourth proportional to 827,229.75, 1,141,577.65 and 464,653.80 is: 641,222.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,229.75 : 1,141,577.65 = 464,653.80 : x
  2. Step 2: Convert to fraction form
    827,229.75/1,141,577.65 = 464,653.80/x
  3. Step 3: Cross multiply
    827,229.75x = 1,141,577.65 × 464,653.80
  4. Step 4: Simplify right side
    827,229.75x = 530,438,393,648.39
  5. Step 5: Solve for x
    x = 530,438,393,648.39/827,229.75
  6. Step 6: Final answer
    x = 641,222.58

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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.