Home / 331,369.38-457,262.67-186,167.25

Finding the Fourth Proportional to 331,369.38, 457,262.67 and 186,167.25

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Solution

The fourth proportional to 331,369.38, 457,262.67 and 186,167.25 is: 256,895.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,369.38 : 457,262.67 = 186,167.25 : x
  2. Step 2: Convert to fraction form
    331,369.38/457,262.67 = 186,167.25/x
  3. Step 3: Cross multiply
    331,369.38x = 457,262.67 × 186,167.25
  4. Step 4: Simplify right side
    331,369.38x = 85,127,333,801.56
  5. Step 5: Solve for x
    x = 85,127,333,801.56/331,369.38
  6. Step 6: Final answer
    x = 256,895.59

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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.