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Finding the Fourth Proportional to 9,044, 12,479.67 and 5,267.99

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Solution

The fourth proportional to 9,044, 12,479.67 and 5,267.99 is: 7,269.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,044 : 12,479.67 = 5,267.99 : x
  2. Step 2: Convert to fraction form
    9,044/12,479.67 = 5,267.99/x
  3. Step 3: Cross multiply
    9,044x = 12,479.67 × 5,267.99
  4. Step 4: Simplify right side
    9,044x = 65,742,776.76
  5. Step 5: Solve for x
    x = 65,742,776.76/9,044
  6. Step 6: Final answer
    x = 7,269.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.