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Finding the Fourth Proportional to 22,865, 34,303.26 and 6,449

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Solution

The fourth proportional to 22,865, 34,303.26 and 6,449 is: 9,675.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,865 : 34,303.26 = 6,449 : x
  2. Step 2: Convert to fraction form
    22,865/34,303.26 = 6,449/x
  3. Step 3: Cross multiply
    22,865x = 34,303.26 × 6,449
  4. Step 4: Simplify right side
    22,865x = 221,221,723.74
  5. Step 5: Solve for x
    x = 221,221,723.74/22,865
  6. Step 6: Final answer
    x = 9,675.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.