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Finding the Fourth Proportional to 295,957.09, 408,441.62 and 166,907.11

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Solution

The fourth proportional to 295,957.09, 408,441.62 and 166,907.11 is: 230,343.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,957.09 : 408,441.62 = 166,907.11 : x
  2. Step 2: Convert to fraction form
    295,957.09/408,441.62 = 166,907.11/x
  3. Step 3: Cross multiply
    295,957.09x = 408,441.62 × 166,907.11
  4. Step 4: Simplify right side
    295,957.09x = 68,171,808,772.98
  5. Step 5: Solve for x
    x = 68,171,808,772.98/295,957.09
  6. Step 6: Final answer
    x = 230,343.56

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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.