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Finding the Fourth Proportional to 370,611.66, 555,912.03 and 117,907.44

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Solution

The fourth proportional to 370,611.66, 555,912.03 and 117,907.44 is: 176,859.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,611.66 : 555,912.03 = 117,907.44 : x
  2. Step 2: Convert to fraction form
    370,611.66/555,912.03 = 117,907.44/x
  3. Step 3: Cross multiply
    370,611.66x = 555,912.03 × 117,907.44
  4. Step 4: Simplify right side
    370,611.66x = 65,546,164,322.50
  5. Step 5: Solve for x
    x = 65,546,164,322.50/370,611.66
  6. Step 6: Final answer
    x = 176,859.42

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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.