Home / 526,343.88-789,176.30-206,528.06

Finding the Fourth Proportional to 526,343.88, 789,176.30 and 206,528.06

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Solution

The fourth proportional to 526,343.88, 789,176.30 and 206,528.06 is: 309,658.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,343.88 : 789,176.30 = 206,528.06 : x
  2. Step 2: Convert to fraction form
    526,343.88/789,176.30 = 206,528.06/x
  3. Step 3: Cross multiply
    526,343.88x = 789,176.30 × 206,528.06
  4. Step 4: Simplify right side
    526,343.88x = 162,987,045,258.46
  5. Step 5: Solve for x
    x = 162,987,045,258.46/526,343.88
  6. Step 6: Final answer
    x = 309,658.86

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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.