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Finding the Fourth Proportional to 2,608.89, 3,600.15 and 1,430.01

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Solution

The fourth proportional to 2,608.89, 3,600.15 and 1,430.01 is: 1,973.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608.89 : 3,600.15 = 1,430.01 : x
  2. Step 2: Convert to fraction form
    2,608.89/3,600.15 = 1,430.01/x
  3. Step 3: Cross multiply
    2,608.89x = 3,600.15 × 1,430.01
  4. Step 4: Simplify right side
    2,608.89x = 5,148,250.50
  5. Step 5: Solve for x
    x = 5,148,250.50/2,608.89
  6. Step 6: Final answer
    x = 1,973.35

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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.