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Finding the Fourth Proportional to 350,904.82, 526,352.32 and 84,663.10

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Solution

The fourth proportional to 350,904.82, 526,352.32 and 84,663.10 is: 126,993.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,904.82 : 526,352.32 = 84,663.10 : x
  2. Step 2: Convert to fraction form
    350,904.82/526,352.32 = 84,663.10/x
  3. Step 3: Cross multiply
    350,904.82x = 526,352.32 × 84,663.10
  4. Step 4: Simplify right side
    350,904.82x = 44,562,619,103.39
  5. Step 5: Solve for x
    x = 44,562,619,103.39/350,904.82
  6. Step 6: Final answer
    x = 126,993.47

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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.