Home / 427,912.90-590,538.24-236,926.28

Finding the Fourth Proportional to 427,912.90, 590,538.24 and 236,926.28

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Solution

The fourth proportional to 427,912.90, 590,538.24 and 236,926.28 is: 326,968.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,912.90 : 590,538.24 = 236,926.28 : x
  2. Step 2: Convert to fraction form
    427,912.90/590,538.24 = 236,926.28/x
  3. Step 3: Cross multiply
    427,912.90x = 590,538.24 × 236,926.28
  4. Step 4: Simplify right side
    427,912.90x = 139,914,028,400.95
  5. Step 5: Solve for x
    x = 139,914,028,400.95/427,912.90
  6. Step 6: Final answer
    x = 326,968.48

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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.