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Finding the Fourth Proportional to 341,161.55, 511,735.31 and 151,570.52

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Solution

The fourth proportional to 341,161.55, 511,735.31 and 151,570.52 is: 227,352.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,161.55 : 511,735.31 = 151,570.52 : x
  2. Step 2: Convert to fraction form
    341,161.55/511,735.31 = 151,570.52/x
  3. Step 3: Cross multiply
    341,161.55x = 511,735.31 × 151,570.52
  4. Step 4: Simplify right side
    341,161.55x = 77,563,987,039.06
  5. Step 5: Solve for x
    x = 77,563,987,039.06/341,161.55
  6. Step 6: Final answer
    x = 227,352.66

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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.