Home / 734,418.32-1,101,623.64-399,587.43

Finding the Fourth Proportional to 734,418.32, 1,101,623.64 and 399,587.43

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Solution

The fourth proportional to 734,418.32, 1,101,623.64 and 399,587.43 is: 599,379.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,418.32 : 1,101,623.64 = 399,587.43 : x
  2. Step 2: Convert to fraction form
    734,418.32/1,101,623.64 = 399,587.43/x
  3. Step 3: Cross multiply
    734,418.32x = 1,101,623.64 × 399,587.43
  4. Step 4: Simplify right side
    734,418.32x = 440,194,959,134.85
  5. Step 5: Solve for x
    x = 440,194,959,134.85/734,418.32
  6. Step 6: Final answer
    x = 599,379.06

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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.