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Finding the Fourth Proportional to 342,529.39, 473,142.36 and 262,940.41

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Solution

The fourth proportional to 342,529.39, 473,142.36 and 262,940.41 is: 363,204.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,529.39 : 473,142.36 = 262,940.41 : x
  2. Step 2: Convert to fraction form
    342,529.39/473,142.36 = 262,940.41/x
  3. Step 3: Cross multiply
    342,529.39x = 473,142.36 × 262,940.41
  4. Step 4: Simplify right side
    342,529.39x = 124,408,246,126.77
  5. Step 5: Solve for x
    x = 124,408,246,126.77/342,529.39
  6. Step 6: Final answer
    x = 363,204.59

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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.