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Finding the Fourth Proportional to 624,424.72, 937,010.76 and 269,438.75

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Solution

The fourth proportional to 624,424.72, 937,010.76 and 269,438.75 is: 404,319.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,424.72 : 937,010.76 = 269,438.75 : x
  2. Step 2: Convert to fraction form
    624,424.72/937,010.76 = 269,438.75/x
  3. Step 3: Cross multiply
    624,424.72x = 937,010.76 × 269,438.75
  4. Step 4: Simplify right side
    624,424.72x = 252,467,011,757.77
  5. Step 5: Solve for x
    x = 252,467,011,757.77/624,424.72
  6. Step 6: Final answer
    x = 404,319.37

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1.5x scale

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.