Home / 766,554.72-1,150,000.38-226,768.74

Finding the Fourth Proportional to 766,554.72, 1,150,000.38 and 226,768.74

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Solution

The fourth proportional to 766,554.72, 1,150,000.38 and 226,768.74 is: 340,202.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,554.72 : 1,150,000.38 = 226,768.74 : x
  2. Step 2: Convert to fraction form
    766,554.72/1,150,000.38 = 226,768.74/x
  3. Step 3: Cross multiply
    766,554.72x = 1,150,000.38 × 226,768.74
  4. Step 4: Simplify right side
    766,554.72x = 260,784,137,172.12
  5. Step 5: Solve for x
    x = 260,784,137,172.12/766,554.72
  6. Step 6: Final answer
    x = 340,202.90

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1.5x scale

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.