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Finding the Fourth Proportional to 383,862.65, 529,730.51 and 214,096.77

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Solution

The fourth proportional to 383,862.65, 529,730.51 and 214,096.77 is: 295,453.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,862.65 : 529,730.51 = 214,096.77 : x
  2. Step 2: Convert to fraction form
    383,862.65/529,730.51 = 214,096.77/x
  3. Step 3: Cross multiply
    383,862.65x = 529,730.51 × 214,096.77
  4. Step 4: Simplify right side
    383,862.65x = 113,413,590,090.97
  5. Step 5: Solve for x
    x = 113,413,590,090.97/383,862.65
  6. Step 6: Final answer
    x = 295,453.57

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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.