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Finding the Fourth Proportional to 7,339.94, 10,130.91 and 4,507.99

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Solution

The fourth proportional to 7,339.94, 10,130.91 and 4,507.99 is: 6,222.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.94 : 10,130.91 = 4,507.99 : x
  2. Step 2: Convert to fraction form
    7,339.94/10,130.91 = 4,507.99/x
  3. Step 3: Cross multiply
    7,339.94x = 10,130.91 × 4,507.99
  4. Step 4: Simplify right side
    7,339.94x = 45,670,015.64
  5. Step 5: Solve for x
    x = 45,670,015.64/7,339.94
  6. Step 6: Final answer
    x = 6,222.13

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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.