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Finding the Fourth Proportional to 370,682.10, 556,023.15 and 244,492.20

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Solution

The fourth proportional to 370,682.10, 556,023.15 and 244,492.20 is: 366,738.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,682.10 : 556,023.15 = 244,492.20 : x
  2. Step 2: Convert to fraction form
    370,682.10/556,023.15 = 244,492.20/x
  3. Step 3: Cross multiply
    370,682.10x = 556,023.15 × 244,492.20
  4. Step 4: Simplify right side
    370,682.10x = 135,943,323,194.43
  5. Step 5: Solve for x
    x = 135,943,323,194.43/370,682.10
  6. Step 6: Final answer
    x = 366,738.30

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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.