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Finding the Fourth Proportional to 373,966.44, 516,075.56 and 204,200.56

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Solution

The fourth proportional to 373,966.44, 516,075.56 and 204,200.56 is: 281,797.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,966.44 : 516,075.56 = 204,200.56 : x
  2. Step 2: Convert to fraction form
    373,966.44/516,075.56 = 204,200.56/x
  3. Step 3: Cross multiply
    373,966.44x = 516,075.56 × 204,200.56
  4. Step 4: Simplify right side
    373,966.44x = 105,382,918,354.31
  5. Step 5: Solve for x
    x = 105,382,918,354.31/373,966.44
  6. Step 6: Final answer
    x = 281,797.80

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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.