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Finding the Fourth Proportional to 9,777.37, 13,492.60 and 5,528.37

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Solution

The fourth proportional to 9,777.37, 13,492.60 and 5,528.37 is: 7,629.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,777.37 : 13,492.60 = 5,528.37 : x
  2. Step 2: Convert to fraction form
    9,777.37/13,492.60 = 5,528.37/x
  3. Step 3: Cross multiply
    9,777.37x = 13,492.60 × 5,528.37
  4. Step 4: Simplify right side
    9,777.37x = 74,592,085.06
  5. Step 5: Solve for x
    x = 74,592,085.06/9,777.37
  6. Step 6: Final answer
    x = 7,629.05

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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.