Home / 734,813.35-1,100,859.23-418,330.15

Finding the Fourth Proportional to 734,813.35, 1,100,859.23 and 418,330.15

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Solution

The fourth proportional to 734,813.35, 1,100,859.23 and 418,330.15 is: 626,720.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,813.35 : 1,100,859.23 = 418,330.15 : x
  2. Step 2: Convert to fraction form
    734,813.35/1,100,859.23 = 418,330.15/x
  3. Step 3: Cross multiply
    734,813.35x = 1,100,859.23 × 418,330.15
  4. Step 4: Simplify right side
    734,813.35x = 460,522,604,723.13
  5. Step 5: Solve for x
    x = 460,522,604,723.13/734,813.35
  6. Step 6: Final answer
    x = 626,720.52

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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.