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Finding the Fourth Proportional to 7,485.40, 10,324.02 and 4,833.46

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Solution

The fourth proportional to 7,485.40, 10,324.02 and 4,833.46 is: 6,666.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485.40 : 10,324.02 = 4,833.46 : x
  2. Step 2: Convert to fraction form
    7,485.40/10,324.02 = 4,833.46/x
  3. Step 3: Cross multiply
    7,485.40x = 10,324.02 × 4,833.46
  4. Step 4: Simplify right side
    7,485.40x = 49,900,737.71
  5. Step 5: Solve for x
    x = 49,900,737.71/7,485.40
  6. Step 6: Final answer
    x = 6,666.41

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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.