Home / 456,984.22-685,616.46-204,477.25

Finding the Fourth Proportional to 456,984.22, 685,616.46 and 204,477.25

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Solution

The fourth proportional to 456,984.22, 685,616.46 and 204,477.25 is: 306,778.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,984.22 : 685,616.46 = 204,477.25 : x
  2. Step 2: Convert to fraction form
    456,984.22/685,616.46 = 204,477.25/x
  3. Step 3: Cross multiply
    456,984.22x = 685,616.46 × 204,477.25
  4. Step 4: Simplify right side
    456,984.22x = 140,192,963,845.07
  5. Step 5: Solve for x
    x = 140,192,963,845.07/456,984.22
  6. Step 6: Final answer
    x = 306,778.57

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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.