Home / 734,612.49-1,101,505.23-254,615.40

Finding the Fourth Proportional to 734,612.49, 1,101,505.23 and 254,615.40

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Solution

The fourth proportional to 734,612.49, 1,101,505.23 and 254,615.40 is: 381,779.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,612.49 : 1,101,505.23 = 254,615.40 : x
  2. Step 2: Convert to fraction form
    734,612.49/1,101,505.23 = 254,615.40/x
  3. Step 3: Cross multiply
    734,612.49x = 1,101,505.23 × 254,615.40
  4. Step 4: Simplify right side
    734,612.49x = 280,460,194,738.54
  5. Step 5: Solve for x
    x = 280,460,194,738.54/734,612.49
  6. Step 6: Final answer
    x = 381,779.78

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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.