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Finding the Fourth Proportional to 672,273.12, 927,732.48 and 370,467.36

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Solution

The fourth proportional to 672,273.12, 927,732.48 and 370,467.36 is: 511,242.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,273.12 : 927,732.48 = 370,467.36 : x
  2. Step 2: Convert to fraction form
    672,273.12/927,732.48 = 370,467.36/x
  3. Step 3: Cross multiply
    672,273.12x = 927,732.48 × 370,467.36
  4. Step 4: Simplify right side
    672,273.12x = 343,694,602,651.85
  5. Step 5: Solve for x
    x = 343,694,602,651.85/672,273.12
  6. Step 6: Final answer
    x = 511,242.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.