Home / 526,938.59-790,317.97-189,912.17

Finding the Fourth Proportional to 526,938.59, 790,317.97 and 189,912.17

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Solution

The fourth proportional to 526,938.59, 790,317.97 and 189,912.17 is: 284,835.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,938.59 : 790,317.97 = 189,912.17 : x
  2. Step 2: Convert to fraction form
    526,938.59/790,317.97 = 189,912.17/x
  3. Step 3: Cross multiply
    526,938.59x = 790,317.97 × 189,912.17
  4. Step 4: Simplify right side
    526,938.59x = 150,091,000,672.70
  5. Step 5: Solve for x
    x = 150,091,000,672.70/526,938.59
  6. Step 6: Final answer
    x = 284,835.85

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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.