Home / 527,262.26-727,618.04-285,539.22

Finding the Fourth Proportional to 527,262.26, 727,618.04 and 285,539.22

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Solution

The fourth proportional to 527,262.26, 727,618.04 and 285,539.22 is: 394,042.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,262.26 : 727,618.04 = 285,539.22 : x
  2. Step 2: Convert to fraction form
    527,262.26/727,618.04 = 285,539.22/x
  3. Step 3: Cross multiply
    527,262.26x = 727,618.04 × 285,539.22
  4. Step 4: Simplify right side
    527,262.26x = 207,763,487,990.88
  5. Step 5: Solve for x
    x = 207,763,487,990.88/527,262.26
  6. Step 6: Final answer
    x = 394,042.03

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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.