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Finding the Fourth Proportional to 341,220.83, 511,833.32 and 151,636.64

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Solution

The fourth proportional to 341,220.83, 511,833.32 and 151,636.64 is: 227,455.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,220.83 : 511,833.32 = 151,636.64 : x
  2. Step 2: Convert to fraction form
    341,220.83/511,833.32 = 151,636.64/x
  3. Step 3: Cross multiply
    341,220.83x = 511,833.32 × 151,636.64
  4. Step 4: Simplify right side
    341,220.83x = 77,612,684,126.66
  5. Step 5: Solve for x
    x = 77,612,684,126.66/341,220.83
  6. Step 6: Final answer
    x = 227,455.88

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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.