Home / 526,829.19-789,759.38-189,787.41

Finding the Fourth Proportional to 526,829.19, 789,759.38 and 189,787.41

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Solution

The fourth proportional to 526,829.19, 789,759.38 and 189,787.41 is: 284,506.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,829.19 : 789,759.38 = 189,787.41 : x
  2. Step 2: Convert to fraction form
    526,829.19/789,759.38 = 189,787.41/x
  3. Step 3: Cross multiply
    526,829.19x = 789,759.38 × 189,787.41
  4. Step 4: Simplify right side
    526,829.19x = 149,886,387,727.87
  5. Step 5: Solve for x
    x = 149,886,387,727.87/526,829.19
  6. Step 6: Final answer
    x = 284,506.61

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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.