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Finding the Fourth Proportional to 264,597.41, 365,130.60 and 143,738.31

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Solution

The fourth proportional to 264,597.41, 365,130.60 and 143,738.31 is: 198,351.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,597.41 : 365,130.60 = 143,738.31 : x
  2. Step 2: Convert to fraction form
    264,597.41/365,130.60 = 143,738.31/x
  3. Step 3: Cross multiply
    264,597.41x = 365,130.60 × 143,738.31
  4. Step 4: Simplify right side
    264,597.41x = 52,483,255,373.29
  5. Step 5: Solve for x
    x = 52,483,255,373.29/264,597.41
  6. Step 6: Final answer
    x = 198,351.36

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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.