Home / 681,619.56-1,022,116.32-232,157.57

Finding the Fourth Proportional to 681,619.56, 1,022,116.32 and 232,157.57

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Solution

The fourth proportional to 681,619.56, 1,022,116.32 and 232,157.57 is: 348,129.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,619.56 : 1,022,116.32 = 232,157.57 : x
  2. Step 2: Convert to fraction form
    681,619.56/1,022,116.32 = 232,157.57/x
  3. Step 3: Cross multiply
    681,619.56x = 1,022,116.32 × 232,157.57
  4. Step 4: Simplify right side
    681,619.56x = 237,292,038,872.66
  5. Step 5: Solve for x
    x = 237,292,038,872.66/681,619.56
  6. Step 6: Final answer
    x = 348,129.74

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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.