Home / 267,822.80-401,734.20-263,886.20

Finding the Fourth Proportional to 267,822.80, 401,734.20 and 263,886.20

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Solution

The fourth proportional to 267,822.80, 401,734.20 and 263,886.20 is: 395,829.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,822.80 : 401,734.20 = 263,886.20 : x
  2. Step 2: Convert to fraction form
    267,822.80/401,734.20 = 263,886.20/x
  3. Step 3: Cross multiply
    267,822.80x = 401,734.20 × 263,886.20
  4. Step 4: Simplify right side
    267,822.80x = 106,012,111,448.04
  5. Step 5: Solve for x
    x = 106,012,111,448.04/267,822.80
  6. Step 6: Final answer
    x = 395,829.30

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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.