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Finding the Fourth Proportional to 324,347.86, 447,597.37 and 177,172.84

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Solution

The fourth proportional to 324,347.86, 447,597.37 and 177,172.84 is: 244,497.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,347.86 : 447,597.37 = 177,172.84 : x
  2. Step 2: Convert to fraction form
    324,347.86/447,597.37 = 177,172.84/x
  3. Step 3: Cross multiply
    324,347.86x = 447,597.37 × 177,172.84
  4. Step 4: Simplify right side
    324,347.86x = 79,302,097,219.43
  5. Step 5: Solve for x
    x = 79,302,097,219.43/324,347.86
  6. Step 6: Final answer
    x = 244,497.06

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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.