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Finding the Fourth Proportional to 177,958.40, 266,937.60 and 171,737.60

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Solution

The fourth proportional to 177,958.40, 266,937.60 and 171,737.60 is: 257,606.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,958.40 : 266,937.60 = 171,737.60 : x
  2. Step 2: Convert to fraction form
    177,958.40/266,937.60 = 171,737.60/x
  3. Step 3: Cross multiply
    177,958.40x = 266,937.60 × 171,737.60
  4. Step 4: Simplify right side
    177,958.40x = 45,843,222,773.76
  5. Step 5: Solve for x
    x = 45,843,222,773.76/177,958.40
  6. Step 6: Final answer
    x = 257,606.40

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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.