Home / 945,928.80-1,420,205.40-591,634.80

Finding the Fourth Proportional to 945,928.80, 1,420,205.40 and 591,634.80

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Solution

The fourth proportional to 945,928.80, 1,420,205.40 and 591,634.80 is: 888,272.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,928.80 : 1,420,205.40 = 591,634.80 : x
  2. Step 2: Convert to fraction form
    945,928.80/1,420,205.40 = 591,634.80/x
  3. Step 3: Cross multiply
    945,928.80x = 1,420,205.40 × 591,634.80
  4. Step 4: Simplify right side
    945,928.80x = 840,242,937,787.92
  5. Step 5: Solve for x
    x = 840,242,937,787.92/945,928.80
  6. Step 6: Final answer
    x = 888,272.92

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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.