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Finding the Fourth Proportional to 432,504.90, 596,874.87 and 248,743.59

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Solution

The fourth proportional to 432,504.90, 596,874.87 and 248,743.59 is: 343,276.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,504.90 : 596,874.87 = 248,743.59 : x
  2. Step 2: Convert to fraction form
    432,504.90/596,874.87 = 248,743.59/x
  3. Step 3: Cross multiply
    432,504.90x = 596,874.87 × 248,743.59
  4. Step 4: Simplify right side
    432,504.90x = 148,468,797,944.58
  5. Step 5: Solve for x
    x = 148,468,797,944.58/432,504.90
  6. Step 6: Final answer
    x = 343,276.57

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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.