Home / 815,025.80-1,221,372.30-600,116.60

Finding the Fourth Proportional to 815,025.80, 1,221,372.30 and 600,116.60

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Solution

The fourth proportional to 815,025.80, 1,221,372.30 and 600,116.60 is: 899,316.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,025.80 : 1,221,372.30 = 600,116.60 : x
  2. Step 2: Convert to fraction form
    815,025.80/1,221,372.30 = 600,116.60/x
  3. Step 3: Cross multiply
    815,025.80x = 1,221,372.30 × 600,116.60
  4. Step 4: Simplify right side
    815,025.80x = 732,965,792,010.18
  5. Step 5: Solve for x
    x = 732,965,792,010.18/815,025.80
  6. Step 6: Final answer
    x = 899,316.06

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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.