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Finding the Fourth Proportional to 373,838.04, 515,888.46 and 204,075

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Solution

The fourth proportional to 373,838.04, 515,888.46 and 204,075 is: 281,619.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,838.04 : 515,888.46 = 204,075 : x
  2. Step 2: Convert to fraction form
    373,838.04/515,888.46 = 204,075/x
  3. Step 3: Cross multiply
    373,838.04x = 515,888.46 × 204,075
  4. Step 4: Simplify right side
    373,838.04x = 105,279,937,474.50
  5. Step 5: Solve for x
    x = 105,279,937,474.50/373,838.04
  6. Step 6: Final answer
    x = 281,619.11

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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.