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Finding the Fourth Proportional to 466,768.50, 644,102.25 and 262,754.22

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Solution

The fourth proportional to 466,768.50, 644,102.25 and 262,754.22 is: 362,579.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,768.50 : 644,102.25 = 262,754.22 : x
  2. Step 2: Convert to fraction form
    466,768.50/644,102.25 = 262,754.22/x
  3. Step 3: Cross multiply
    466,768.50x = 644,102.25 × 262,754.22
  4. Step 4: Simplify right side
    466,768.50x = 169,240,584,299.00
  5. Step 5: Solve for x
    x = 169,240,584,299.00/466,768.50
  6. Step 6: Final answer
    x = 362,579.27

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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.