Home / 427,330.88-589,698.56-233,735.36

Finding the Fourth Proportional to 427,330.88, 589,698.56 and 233,735.36

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Solution

The fourth proportional to 427,330.88, 589,698.56 and 233,735.36 is: 322,544.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,330.88 : 589,698.56 = 233,735.36 : x
  2. Step 2: Convert to fraction form
    427,330.88/589,698.56 = 233,735.36/x
  3. Step 3: Cross multiply
    427,330.88x = 589,698.56 × 233,735.36
  4. Step 4: Simplify right side
    427,330.88x = 137,833,405,213.08
  5. Step 5: Solve for x
    x = 137,833,405,213.08/427,330.88
  6. Step 6: Final answer
    x = 322,544.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.