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Finding the Fourth Proportional to 2,430.50, 3,354.09 and 1,499.54

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Solution

The fourth proportional to 2,430.50, 3,354.09 and 1,499.54 is: 2,069.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.50 : 3,354.09 = 1,499.54 : x
  2. Step 2: Convert to fraction form
    2,430.50/3,354.09 = 1,499.54/x
  3. Step 3: Cross multiply
    2,430.50x = 3,354.09 × 1,499.54
  4. Step 4: Simplify right side
    2,430.50x = 5,029,592.12
  5. Step 5: Solve for x
    x = 5,029,592.12/2,430.50
  6. Step 6: Final answer
    x = 2,069.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.