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Finding the Fourth Proportional to 264,501.45, 365,123.70 and 178,576.79

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Solution

The fourth proportional to 264,501.45, 365,123.70 and 178,576.79 is: 246,511.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,501.45 : 365,123.70 = 178,576.79 : x
  2. Step 2: Convert to fraction form
    264,501.45/365,123.70 = 178,576.79/x
  3. Step 3: Cross multiply
    264,501.45x = 365,123.70 × 178,576.79
  4. Step 4: Simplify right side
    264,501.45x = 65,202,616,473.30
  5. Step 5: Solve for x
    x = 65,202,616,473.30/264,501.45
  6. Step 6: Final answer
    x = 246,511.38

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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.