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Finding the Fourth Proportional to 219,469.16, 329,151.90 and 101,066.60

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Solution

The fourth proportional to 219,469.16, 329,151.90 and 101,066.60 is: 151,576.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,469.16 : 329,151.90 = 101,066.60 : x
  2. Step 2: Convert to fraction form
    219,469.16/329,151.90 = 101,066.60/x
  3. Step 3: Cross multiply
    219,469.16x = 329,151.90 × 101,066.60
  4. Step 4: Simplify right side
    219,469.16x = 33,266,263,416.54
  5. Step 5: Solve for x
    x = 33,266,263,416.54/219,469.16
  6. Step 6: Final answer
    x = 151,576.03

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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.