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Finding the Fourth Proportional to 265,775.67, 398,663.52 and 108,016.44

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Solution

The fourth proportional to 265,775.67, 398,663.52 and 108,016.44 is: 162,024.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,775.67 : 398,663.52 = 108,016.44 : x
  2. Step 2: Convert to fraction form
    265,775.67/398,663.52 = 108,016.44/x
  3. Step 3: Cross multiply
    265,775.67x = 398,663.52 × 108,016.44
  4. Step 4: Simplify right side
    265,775.67x = 43,062,214,188.27
  5. Step 5: Solve for x
    x = 43,062,214,188.27/265,775.67
  6. Step 6: Final answer
    x = 162,024.67

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1.5x scale

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.