Home / 396,834.08-547,635.45-233,526.68

Finding the Fourth Proportional to 396,834.08, 547,635.45 and 233,526.68

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Solution

The fourth proportional to 396,834.08, 547,635.45 and 233,526.68 is: 322,269.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,834.08 : 547,635.45 = 233,526.68 : x
  2. Step 2: Convert to fraction form
    396,834.08/547,635.45 = 233,526.68/x
  3. Step 3: Cross multiply
    396,834.08x = 547,635.45 × 233,526.68
  4. Step 4: Simplify right side
    396,834.08x = 127,887,485,750.63
  5. Step 5: Solve for x
    x = 127,887,485,750.63/396,834.08
  6. Step 6: Final answer
    x = 322,269.42

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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.