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Finding the Fourth Proportional to 672,103.37, 927,503.06 and 370,297.37

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Solution

The fourth proportional to 672,103.37, 927,503.06 and 370,297.37 is: 511,010.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,103.37 : 927,503.06 = 370,297.37 : x
  2. Step 2: Convert to fraction form
    672,103.37/927,503.06 = 370,297.37/x
  3. Step 3: Cross multiply
    672,103.37x = 927,503.06 × 370,297.37
  4. Step 4: Simplify right side
    672,103.37x = 343,451,944,252.22
  5. Step 5: Solve for x
    x = 343,451,944,252.22/672,103.37
  6. Step 6: Final answer
    x = 511,010.59

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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.