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Finding the Fourth Proportional to 373,159.44, 514,954.80 and 203,394.24

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Solution

The fourth proportional to 373,159.44, 514,954.80 and 203,394.24 is: 280,681.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,159.44 : 514,954.80 = 203,394.24 : x
  2. Step 2: Convert to fraction form
    373,159.44/514,954.80 = 203,394.24/x
  3. Step 3: Cross multiply
    373,159.44x = 514,954.80 × 203,394.24
  4. Step 4: Simplify right side
    373,159.44x = 104,738,840,180.35
  5. Step 5: Solve for x
    x = 104,738,840,180.35/373,159.44
  6. Step 6: Final answer
    x = 280,681.20

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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.