Home / 527,227.26-727,567.83-285,503.82

Finding the Fourth Proportional to 527,227.26, 727,567.83 and 285,503.82

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Solution

The fourth proportional to 527,227.26, 727,567.83 and 285,503.82 is: 393,992.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,227.26 : 727,567.83 = 285,503.82 : x
  2. Step 2: Convert to fraction form
    527,227.26/727,567.83 = 285,503.82/x
  3. Step 3: Cross multiply
    527,227.26x = 727,567.83 × 285,503.82
  4. Step 4: Simplify right side
    527,227.26x = 207,723,394,774.11
  5. Step 5: Solve for x
    x = 207,723,394,774.11/527,227.26
  6. Step 6: Final answer
    x = 393,992.14

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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.