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Finding the Fourth Proportional to 235,469.10, 353,203.65 and 164,610.30

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Solution

The fourth proportional to 235,469.10, 353,203.65 and 164,610.30 is: 246,915.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,469.10 : 353,203.65 = 164,610.30 : x
  2. Step 2: Convert to fraction form
    235,469.10/353,203.65 = 164,610.30/x
  3. Step 3: Cross multiply
    235,469.10x = 353,203.65 × 164,610.30
  4. Step 4: Simplify right side
    235,469.10x = 58,140,958,787.60
  5. Step 5: Solve for x
    x = 58,140,958,787.60/235,469.10
  6. Step 6: Final answer
    x = 246,915.45

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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.