Home / 339,896.35-469,047.04-186,934.38

Finding the Fourth Proportional to 339,896.35, 469,047.04 and 186,934.38

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Solution

The fourth proportional to 339,896.35, 469,047.04 and 186,934.38 is: 257,963.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,896.35 : 469,047.04 = 186,934.38 : x
  2. Step 2: Convert to fraction form
    339,896.35/469,047.04 = 186,934.38/x
  3. Step 3: Cross multiply
    339,896.35x = 469,047.04 × 186,934.38
  4. Step 4: Simplify right side
    339,896.35x = 87,681,017,613.24
  5. Step 5: Solve for x
    x = 87,681,017,613.24/339,896.35
  6. Step 6: Final answer
    x = 257,963.99

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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.