Home / 267,554.20-401,331.30-243,059.80

Finding the Fourth Proportional to 267,554.20, 401,331.30 and 243,059.80

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Solution

The fourth proportional to 267,554.20, 401,331.30 and 243,059.80 is: 364,589.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,554.20 : 401,331.30 = 243,059.80 : x
  2. Step 2: Convert to fraction form
    267,554.20/401,331.30 = 243,059.80/x
  3. Step 3: Cross multiply
    267,554.20x = 401,331.30 × 243,059.80
  4. Step 4: Simplify right side
    267,554.20x = 97,547,505,511.74
  5. Step 5: Solve for x
    x = 97,547,505,511.74/267,554.20
  6. Step 6: Final answer
    x = 364,589.70

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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.