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Finding the Fourth Proportional to 277,889.36, 383,487.66 and 150,564.96

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Solution

The fourth proportional to 277,889.36, 383,487.66 and 150,564.96 is: 207,779.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,889.36 : 383,487.66 = 150,564.96 : x
  2. Step 2: Convert to fraction form
    277,889.36/383,487.66 = 150,564.96/x
  3. Step 3: Cross multiply
    277,889.36x = 383,487.66 × 150,564.96
  4. Step 4: Simplify right side
    277,889.36x = 57,739,804,188.39
  5. Step 5: Solve for x
    x = 57,739,804,188.39/277,889.36
  6. Step 6: Final answer
    x = 207,779.83

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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.