Home / 681,990.70-1,022,985.88-232,711.53

Finding the Fourth Proportional to 681,990.70, 1,022,985.88 and 232,711.53

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Solution

The fourth proportional to 681,990.70, 1,022,985.88 and 232,711.53 is: 349,067.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,990.70 : 1,022,985.88 = 232,711.53 : x
  2. Step 2: Convert to fraction form
    681,990.70/1,022,985.88 = 232,711.53/x
  3. Step 3: Cross multiply
    681,990.70x = 1,022,985.88 × 232,711.53
  4. Step 4: Simplify right side
    681,990.70x = 238,060,611,294.02
  5. Step 5: Solve for x
    x = 238,060,611,294.02/681,990.70
  6. Step 6: Final answer
    x = 349,067.24

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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.