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Finding the Fourth Proportional to 469,096.87, 647,355.91 and 254,236.88

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Solution

The fourth proportional to 469,096.87, 647,355.91 and 254,236.88 is: 350,848.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,096.87 : 647,355.91 = 254,236.88 : x
  2. Step 2: Convert to fraction form
    469,096.87/647,355.91 = 254,236.88/x
  3. Step 3: Cross multiply
    469,096.87x = 647,355.91 × 254,236.88
  4. Step 4: Simplify right side
    469,096.87x = 164,581,746,807.96
  5. Step 5: Solve for x
    x = 164,581,746,807.96/469,096.87
  6. Step 6: Final answer
    x = 350,848.10

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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.