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Finding the Fourth Proportional to 227,697.50, 341,589.99 and 103,038.50

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Solution

The fourth proportional to 227,697.50, 341,589.99 and 103,038.50 is: 154,577.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,697.50 : 341,589.99 = 103,038.50 : x
  2. Step 2: Convert to fraction form
    227,697.50/341,589.99 = 103,038.50/x
  3. Step 3: Cross multiply
    227,697.50x = 341,589.99 × 103,038.50
  4. Step 4: Simplify right side
    227,697.50x = 35,196,920,184.62
  5. Step 5: Solve for x
    x = 35,196,920,184.62/227,697.50
  6. Step 6: Final answer
    x = 154,577.54

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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.