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Finding the Fourth Proportional to 556,172.44, 834,499.12 and 236,394.56

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Solution

The fourth proportional to 556,172.44, 834,499.12 and 236,394.56 is: 354,694.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,172.44 : 834,499.12 = 236,394.56 : x
  2. Step 2: Convert to fraction form
    556,172.44/834,499.12 = 236,394.56/x
  3. Step 3: Cross multiply
    556,172.44x = 834,499.12 × 236,394.56
  4. Step 4: Simplify right side
    556,172.44x = 197,271,052,292.79
  5. Step 5: Solve for x
    x = 197,271,052,292.79/556,172.44
  6. Step 6: Final answer
    x = 354,694.04

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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.