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Finding the Fourth Proportional to 504,526.14, 696,251.50 and 275,081.54

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Solution

The fourth proportional to 504,526.14, 696,251.50 and 275,081.54 is: 379,615.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,526.14 : 696,251.50 = 275,081.54 : x
  2. Step 2: Convert to fraction form
    504,526.14/696,251.50 = 275,081.54/x
  3. Step 3: Cross multiply
    504,526.14x = 696,251.50 × 275,081.54
  4. Step 4: Simplify right side
    504,526.14x = 191,525,934,847.31
  5. Step 5: Solve for x
    x = 191,525,934,847.31/504,526.14
  6. Step 6: Final answer
    x = 379,615.48

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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.