Home / 526,792.81-789,869.22-206,561.02

Finding the Fourth Proportional to 526,792.81, 789,869.22 and 206,561.02

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Solution

The fourth proportional to 526,792.81, 789,869.22 and 206,561.02 is: 309,716.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,792.81 : 789,869.22 = 206,561.02 : x
  2. Step 2: Convert to fraction form
    526,792.81/789,869.22 = 206,561.02/x
  3. Step 3: Cross multiply
    526,792.81x = 789,869.22 × 206,561.02
  4. Step 4: Simplify right side
    526,792.81x = 163,156,187,800.46
  5. Step 5: Solve for x
    x = 163,156,187,800.46/526,792.81
  6. Step 6: Final answer
    x = 309,716.05

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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.