Home / 806,928.30-1,113,568.74-444,364.98

Finding the Fourth Proportional to 806,928.30, 1,113,568.74 and 444,364.98

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Solution

The fourth proportional to 806,928.30, 1,113,568.74 and 444,364.98 is: 613,227.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,928.30 : 1,113,568.74 = 444,364.98 : x
  2. Step 2: Convert to fraction form
    806,928.30/1,113,568.74 = 444,364.98/x
  3. Step 3: Cross multiply
    806,928.30x = 1,113,568.74 × 444,364.98
  4. Step 4: Simplify right side
    806,928.30x = 494,830,950,878.73
  5. Step 5: Solve for x
    x = 494,830,950,878.73/806,928.30
  6. Step 6: Final answer
    x = 613,227.90

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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.