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Finding the Fourth Proportional to 370,807.44, 556,161.98 and 104,589.40

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Solution

The fourth proportional to 370,807.44, 556,161.98 and 104,589.40 is: 156,870.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,807.44 : 556,161.98 = 104,589.40 : x
  2. Step 2: Convert to fraction form
    370,807.44/556,161.98 = 104,589.40/x
  3. Step 3: Cross multiply
    370,807.44x = 556,161.98 × 104,589.40
  4. Step 4: Simplify right side
    370,807.44x = 58,168,647,508.78
  5. Step 5: Solve for x
    x = 58,168,647,508.78/370,807.44
  6. Step 6: Final answer
    x = 156,870.23

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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.