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Finding the Fourth Proportional to 177,456.80, 266,185.20 and 162,941.60

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Solution

The fourth proportional to 177,456.80, 266,185.20 and 162,941.60 is: 244,412.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,456.80 : 266,185.20 = 162,941.60 : x
  2. Step 2: Convert to fraction form
    177,456.80/266,185.20 = 162,941.60/x
  3. Step 3: Cross multiply
    177,456.80x = 266,185.20 × 162,941.60
  4. Step 4: Simplify right side
    177,456.80x = 43,372,642,384.32
  5. Step 5: Solve for x
    x = 43,372,642,384.32/177,456.80
  6. Step 6: Final answer
    x = 244,412.40

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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.