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Finding the Fourth Proportional to 330,954.86, 456,703.30 and 183,770.56

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Solution

The fourth proportional to 330,954.86, 456,703.30 and 183,770.56 is: 253,595.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,954.86 : 456,703.30 = 183,770.56 : x
  2. Step 2: Convert to fraction form
    330,954.86/456,703.30 = 183,770.56/x
  3. Step 3: Cross multiply
    330,954.86x = 456,703.30 × 183,770.56
  4. Step 4: Simplify right side
    330,954.86x = 83,928,621,194.85
  5. Step 5: Solve for x
    x = 83,928,621,194.85/330,954.86
  6. Step 6: Final answer
    x = 253,595.37

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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.