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Finding the Fourth Proportional to 351,191.68, 526,871.36 and 114,534.56

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Solution

The fourth proportional to 351,191.68, 526,871.36 and 114,534.56 is: 171,829.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,191.68 : 526,871.36 = 114,534.56 : x
  2. Step 2: Convert to fraction form
    351,191.68/526,871.36 = 114,534.56/x
  3. Step 3: Cross multiply
    351,191.68x = 526,871.36 × 114,534.56
  4. Step 4: Simplify right side
    351,191.68x = 60,344,979,394.20
  5. Step 5: Solve for x
    x = 60,344,979,394.20/351,191.68
  6. Step 6: Final answer
    x = 171,829.18

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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.