Home / 734,417.32-1,101,622.14-399,586.43

Finding the Fourth Proportional to 734,417.32, 1,101,622.14 and 399,586.43

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Solution

The fourth proportional to 734,417.32, 1,101,622.14 and 399,586.43 is: 599,377.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,417.32 : 1,101,622.14 = 399,586.43 : x
  2. Step 2: Convert to fraction form
    734,417.32/1,101,622.14 = 399,586.43/x
  3. Step 3: Cross multiply
    734,417.32x = 1,101,622.14 × 399,586.43
  4. Step 4: Simplify right side
    734,417.32x = 440,193,257,081.05
  5. Step 5: Solve for x
    x = 440,193,257,081.05/734,417.32
  6. Step 6: Final answer
    x = 599,377.55

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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.