Home / 377,941.57-521,541.07-214,576.66

Finding the Fourth Proportional to 377,941.57, 521,541.07 and 214,576.66

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Solution

The fourth proportional to 377,941.57, 521,541.07 and 214,576.66 is: 296,105.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,941.57 : 521,541.07 = 214,576.66 : x
  2. Step 2: Convert to fraction form
    377,941.57/521,541.07 = 214,576.66/x
  3. Step 3: Cross multiply
    377,941.57x = 521,541.07 × 214,576.66
  4. Step 4: Simplify right side
    377,941.57x = 111,910,537,951.24
  5. Step 5: Solve for x
    x = 111,910,537,951.24/377,941.57
  6. Step 6: Final answer
    x = 296,105.40

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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.