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Finding the Fourth Proportional to 556,520.44, 834,616.50 and 236,671.70

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Solution

The fourth proportional to 556,520.44, 834,616.50 and 236,671.70 is: 354,937.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,520.44 : 834,616.50 = 236,671.70 : x
  2. Step 2: Convert to fraction form
    556,520.44/834,616.50 = 236,671.70/x
  3. Step 3: Cross multiply
    556,520.44x = 834,616.50 × 236,671.70
  4. Step 4: Simplify right side
    556,520.44x = 197,530,105,903.05
  5. Step 5: Solve for x
    x = 197,530,105,903.05/556,520.44
  6. Step 6: Final answer
    x = 354,937.74

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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.