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Finding the Fourth Proportional to 176,559.40, 264,450.30 and 156,860.20

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Solution

The fourth proportional to 176,559.40, 264,450.30 and 156,860.20 is: 234,944.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,559.40 : 264,450.30 = 156,860.20 : x
  2. Step 2: Convert to fraction form
    176,559.40/264,450.30 = 156,860.20/x
  3. Step 3: Cross multiply
    176,559.40x = 264,450.30 × 156,860.20
  4. Step 4: Simplify right side
    176,559.40x = 41,481,726,948.06
  5. Step 5: Solve for x
    x = 41,481,726,948.06/176,559.40
  6. Step 6: Final answer
    x = 234,944.88

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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.