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Finding the Fourth Proportional to 295,592.54, 407,872.95 and 166,512.56

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Solution

The fourth proportional to 295,592.54, 407,872.95 and 166,512.56 is: 229,762.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,592.54 : 407,872.95 = 166,512.56 : x
  2. Step 2: Convert to fraction form
    295,592.54/407,872.95 = 166,512.56/x
  3. Step 3: Cross multiply
    295,592.54x = 407,872.95 × 166,512.56
  4. Step 4: Simplify right side
    295,592.54x = 67,915,969,059.25
  5. Step 5: Solve for x
    x = 67,915,969,059.25/295,592.54
  6. Step 6: Final answer
    x = 229,762.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.