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Finding the Fourth Proportional to 431,840.56, 595,940.88 and 240,849.04

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Solution

The fourth proportional to 431,840.56, 595,940.88 and 240,849.04 is: 332,372.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,840.56 : 595,940.88 = 240,849.04 : x
  2. Step 2: Convert to fraction form
    431,840.56/595,940.88 = 240,849.04/x
  3. Step 3: Cross multiply
    431,840.56x = 595,940.88 × 240,849.04
  4. Step 4: Simplify right side
    431,840.56x = 143,531,788,844.76
  5. Step 5: Solve for x
    x = 143,531,788,844.76/431,840.56
  6. Step 6: Final answer
    x = 332,372.18

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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.