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Finding the Fourth Proportional to 231,305.16, 346,883.44 and 73,496.72

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Solution

The fourth proportional to 231,305.16, 346,883.44 and 73,496.72 is: 110,221.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,305.16 : 346,883.44 = 73,496.72 : x
  2. Step 2: Convert to fraction form
    231,305.16/346,883.44 = 73,496.72/x
  3. Step 3: Cross multiply
    231,305.16x = 346,883.44 × 73,496.72
  4. Step 4: Simplify right side
    231,305.16x = 25,494,795,062.32
  5. Step 5: Solve for x
    x = 25,494,795,062.32/231,305.16
  6. Step 6: Final answer
    x = 110,221.47

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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.