Home / 374,824.80-562,496.40-269,719.20

Finding the Fourth Proportional to 374,824.80, 562,496.40 and 269,719.20

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Solution

The fourth proportional to 374,824.80, 562,496.40 and 269,719.20 is: 404,765.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,824.80 : 562,496.40 = 269,719.20 : x
  2. Step 2: Convert to fraction form
    374,824.80/562,496.40 = 269,719.20/x
  3. Step 3: Cross multiply
    374,824.80x = 562,496.40 × 269,719.20
  4. Step 4: Simplify right side
    374,824.80x = 151,716,079,010.88
  5. Step 5: Solve for x
    x = 151,716,079,010.88/374,824.80
  6. Step 6: Final answer
    x = 404,765.32

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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.