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Finding the Fourth Proportional to 379,075.97, 568,701.43 and 201,754.01

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Solution

The fourth proportional to 379,075.97, 568,701.43 and 201,754.01 is: 302,677.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,075.97 : 568,701.43 = 201,754.01 : x
  2. Step 2: Convert to fraction form
    379,075.97/568,701.43 = 201,754.01/x
  3. Step 3: Cross multiply
    379,075.97x = 568,701.43 × 201,754.01
  4. Step 4: Simplify right side
    379,075.97x = 114,737,791,151.73
  5. Step 5: Solve for x
    x = 114,737,791,151.73/379,075.97
  6. Step 6: Final answer
    x = 302,677.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.