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Finding the Fourth Proportional to 350,549.56, 525,613.74 and 137,063.14

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Solution

The fourth proportional to 350,549.56, 525,613.74 and 137,063.14 is: 205,512.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,549.56 : 525,613.74 = 137,063.14 : x
  2. Step 2: Convert to fraction form
    350,549.56/525,613.74 = 137,063.14/x
  3. Step 3: Cross multiply
    350,549.56x = 525,613.74 × 137,063.14
  4. Step 4: Simplify right side
    350,549.56x = 72,042,269,631.54
  5. Step 5: Solve for x
    x = 72,042,269,631.54/350,549.56
  6. Step 6: Final answer
    x = 205,512.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.