Home / 395,926.38-546,249.87-223,827.66

Finding the Fourth Proportional to 395,926.38, 546,249.87 and 223,827.66

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Solution

The fourth proportional to 395,926.38, 546,249.87 and 223,827.66 is: 308,809.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,926.38 : 546,249.87 = 223,827.66 : x
  2. Step 2: Convert to fraction form
    395,926.38/546,249.87 = 223,827.66/x
  3. Step 3: Cross multiply
    395,926.38x = 546,249.87 × 223,827.66
  4. Step 4: Simplify right side
    395,926.38x = 122,265,830,177.40
  5. Step 5: Solve for x
    x = 122,265,830,177.40/395,926.38
  6. Step 6: Final answer
    x = 308,809.51

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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.