Home / 379,119.28-523,300.40-233,969.44

Finding the Fourth Proportional to 379,119.28, 523,300.40 and 233,969.44

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Solution

The fourth proportional to 379,119.28, 523,300.40 and 233,969.44 is: 322,949.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,119.28 : 523,300.40 = 233,969.44 : x
  2. Step 2: Convert to fraction form
    379,119.28/523,300.40 = 233,969.44/x
  3. Step 3: Cross multiply
    379,119.28x = 523,300.40 × 233,969.44
  4. Step 4: Simplify right side
    379,119.28x = 122,436,301,539.78
  5. Step 5: Solve for x
    x = 122,436,301,539.78/379,119.28
  6. Step 6: Final answer
    x = 322,949.29

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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.