Home / 396,298.56-546,892.02-226,536.33

Finding the Fourth Proportional to 396,298.56, 546,892.02 and 226,536.33

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Solution

The fourth proportional to 396,298.56, 546,892.02 and 226,536.33 is: 312,620.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,298.56 : 546,892.02 = 226,536.33 : x
  2. Step 2: Convert to fraction form
    396,298.56/546,892.02 = 226,536.33/x
  3. Step 3: Cross multiply
    396,298.56x = 546,892.02 × 226,536.33
  4. Step 4: Simplify right side
    396,298.56x = 123,890,911,117.09
  5. Step 5: Solve for x
    x = 123,890,911,117.09/396,298.56
  6. Step 6: Final answer
    x = 312,620.14

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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.