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Finding the Fourth Proportional to 8,868.84, 12,236.01 and 5,510.46

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Solution

The fourth proportional to 8,868.84, 12,236.01 and 5,510.46 is: 7,602.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868.84 : 12,236.01 = 5,510.46 : x
  2. Step 2: Convert to fraction form
    8,868.84/12,236.01 = 5,510.46/x
  3. Step 3: Cross multiply
    8,868.84x = 12,236.01 × 5,510.46
  4. Step 4: Simplify right side
    8,868.84x = 67,426,043.66
  5. Step 5: Solve for x
    x = 67,426,043.66/8,868.84
  6. Step 6: Final answer
    x = 7,602.58

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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.