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Finding the Fourth Proportional to 358,525.75, 537,111.74 and 277,611.69

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Solution

The fourth proportional to 358,525.75, 537,111.74 and 277,611.69 is: 415,893.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,525.75 : 537,111.74 = 277,611.69 : x
  2. Step 2: Convert to fraction form
    358,525.75/537,111.74 = 277,611.69/x
  3. Step 3: Cross multiply
    358,525.75x = 537,111.74 × 277,611.69
  4. Step 4: Simplify right side
    358,525.75x = 149,108,497,860.24
  5. Step 5: Solve for x
    x = 149,108,497,860.24/358,525.75
  6. Step 6: Final answer
    x = 415,893.41

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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.