Home / 826,281.52-1,141,307.85-681,611.56

Finding the Fourth Proportional to 826,281.52, 1,141,307.85 and 681,611.56

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Solution

The fourth proportional to 826,281.52, 1,141,307.85 and 681,611.56 is: 941,481.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,281.52 : 1,141,307.85 = 681,611.56 : x
  2. Step 2: Convert to fraction form
    826,281.52/1,141,307.85 = 681,611.56/x
  3. Step 3: Cross multiply
    826,281.52x = 1,141,307.85 × 681,611.56
  4. Step 4: Simplify right side
    826,281.52x = 777,928,624,078.75
  5. Step 5: Solve for x
    x = 777,928,624,078.75/826,281.52
  6. Step 6: Final answer
    x = 941,481.33

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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.