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Finding the Fourth Proportional to 235,105.40, 352,658.10 and 164,246.60

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Solution

The fourth proportional to 235,105.40, 352,658.10 and 164,246.60 is: 246,369.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,105.40 : 352,658.10 = 164,246.60 : x
  2. Step 2: Convert to fraction form
    235,105.40/352,658.10 = 164,246.60/x
  3. Step 3: Cross multiply
    235,105.40x = 352,658.10 × 164,246.60
  4. Step 4: Simplify right side
    235,105.40x = 57,922,893,887.46
  5. Step 5: Solve for x
    x = 57,922,893,887.46/235,105.40
  6. Step 6: Final answer
    x = 246,369.90

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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.