Home / 826,989.06-1,141,368.30-504,885.90

Finding the Fourth Proportional to 826,989.06, 1,141,368.30 and 504,885.90

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Solution

The fourth proportional to 826,989.06, 1,141,368.30 and 504,885.90 is: 696,817.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,989.06 : 1,141,368.30 = 504,885.90 : x
  2. Step 2: Convert to fraction form
    826,989.06/1,141,368.30 = 504,885.90/x
  3. Step 3: Cross multiply
    826,989.06x = 1,141,368.30 × 504,885.90
  4. Step 4: Simplify right side
    826,989.06x = 576,260,761,376.97
  5. Step 5: Solve for x
    x = 576,260,761,376.97/826,989.06
  6. Step 6: Final answer
    x = 696,817.88

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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.