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Finding the Fourth Proportional to 8,948.44, 12,348.28 and 4,969.32

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Solution

The fourth proportional to 8,948.44, 12,348.28 and 4,969.32 is: 6,857.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,948.44 : 12,348.28 = 4,969.32 : x
  2. Step 2: Convert to fraction form
    8,948.44/12,348.28 = 4,969.32/x
  3. Step 3: Cross multiply
    8,948.44x = 12,348.28 × 4,969.32
  4. Step 4: Simplify right side
    8,948.44x = 61,362,554.77
  5. Step 5: Solve for x
    x = 61,362,554.77/8,948.44
  6. Step 6: Final answer
    x = 6,857.35

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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.