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Finding the Fourth Proportional to 304,049.79, 453,848.24 and 268,138.35

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Solution

The fourth proportional to 304,049.79, 453,848.24 and 268,138.35 is: 400,244.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,049.79 : 453,848.24 = 268,138.35 : x
  2. Step 2: Convert to fraction form
    304,049.79/453,848.24 = 268,138.35/x
  3. Step 3: Cross multiply
    304,049.79x = 453,848.24 × 268,138.35
  4. Step 4: Simplify right side
    304,049.79x = 121,694,118,894.35
  5. Step 5: Solve for x
    x = 121,694,118,894.35/304,049.79
  6. Step 6: Final answer
    x = 400,244.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.