Home / 526,036.87-789,616.91-226,665.19

Finding the Fourth Proportional to 526,036.87, 789,616.91 and 226,665.19

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Solution

The fourth proportional to 526,036.87, 789,616.91 and 226,665.19 is: 340,239.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,036.87 : 789,616.91 = 226,665.19 : x
  2. Step 2: Convert to fraction form
    526,036.87/789,616.91 = 226,665.19/x
  3. Step 3: Cross multiply
    526,036.87x = 789,616.91 × 226,665.19
  4. Step 4: Simplify right side
    526,036.87x = 178,978,666,932.36
  5. Step 5: Solve for x
    x = 178,978,666,932.36/526,036.87
  6. Step 6: Final answer
    x = 340,239.78

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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.