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Finding the Fourth Proportional to 9,079.13, 12,528.02 and 5,301.54

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Solution

The fourth proportional to 9,079.13, 12,528.02 and 5,301.54 is: 7,315.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079.13 : 12,528.02 = 5,301.54 : x
  2. Step 2: Convert to fraction form
    9,079.13/12,528.02 = 5,301.54/x
  3. Step 3: Cross multiply
    9,079.13x = 12,528.02 × 5,301.54
  4. Step 4: Simplify right side
    9,079.13x = 66,417,772.64
  5. Step 5: Solve for x
    x = 66,417,772.64/9,079.13
  6. Step 6: Final answer
    x = 7,315.44

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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.