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Finding the Fourth Proportional to 434,865.64, 600,180.18 and 265,198.18

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Solution

The fourth proportional to 434,865.64, 600,180.18 and 265,198.18 is: 366,013.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,865.64 : 600,180.18 = 265,198.18 : x
  2. Step 2: Convert to fraction form
    434,865.64/600,180.18 = 265,198.18/x
  3. Step 3: Cross multiply
    434,865.64x = 600,180.18 × 265,198.18
  4. Step 4: Simplify right side
    434,865.64x = 159,166,691,408.07
  5. Step 5: Solve for x
    x = 159,166,691,408.07/434,865.64
  6. Step 6: Final answer
    x = 366,013.49

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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.