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Finding the Fourth Proportional to 499,108, 748,212.72 and 183,497.44

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Solution

The fourth proportional to 499,108, 748,212.72 and 183,497.44 is: 275,080.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,108 : 748,212.72 = 183,497.44 : x
  2. Step 2: Convert to fraction form
    499,108/748,212.72 = 183,497.44/x
  3. Step 3: Cross multiply
    499,108x = 748,212.72 × 183,497.44
  4. Step 4: Simplify right side
    499,108x = 137,295,118,695.44
  5. Step 5: Solve for x
    x = 137,295,118,695.44/499,108
  6. Step 6: Final answer
    x = 275,080.98

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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.