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Finding the Fourth Proportional to 554,874.01, 765,644.04 and 336,969.37

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Solution

The fourth proportional to 554,874.01, 765,644.04 and 336,969.37 is: 464,967.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,874.01 : 765,644.04 = 336,969.37 : x
  2. Step 2: Convert to fraction form
    554,874.01/765,644.04 = 336,969.37/x
  3. Step 3: Cross multiply
    554,874.01x = 765,644.04 × 336,969.37
  4. Step 4: Simplify right side
    554,874.01x = 257,998,589,803.06
  5. Step 5: Solve for x
    x = 257,998,589,803.06/554,874.01
  6. Step 6: Final answer
    x = 464,967.88

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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.