Home / 350,938.15-526,640.78-191,054.41

Finding the Fourth Proportional to 350,938.15, 526,640.78 and 191,054.41

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Solution

The fourth proportional to 350,938.15, 526,640.78 and 191,054.41 is: 286,708.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,938.15 : 526,640.78 = 191,054.41 : x
  2. Step 2: Convert to fraction form
    350,938.15/526,640.78 = 191,054.41/x
  3. Step 3: Cross multiply
    350,938.15x = 526,640.78 × 191,054.41
  4. Step 4: Simplify right side
    350,938.15x = 100,617,043,504.84
  5. Step 5: Solve for x
    x = 100,617,043,504.84/350,938.15
  6. Step 6: Final answer
    x = 286,708.76

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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.