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Finding the Fourth Proportional to 492,441.60, 737,625.60 and 409,497.60

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Solution

The fourth proportional to 492,441.60, 737,625.60 and 409,497.60 is: 613,384.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,441.60 : 737,625.60 = 409,497.60 : x
  2. Step 2: Convert to fraction form
    492,441.60/737,625.60 = 409,497.60/x
  3. Step 3: Cross multiply
    492,441.60x = 737,625.60 × 409,497.60
  4. Step 4: Simplify right side
    492,441.60x = 302,055,912,898.56
  5. Step 5: Solve for x
    x = 302,055,912,898.56/492,441.60
  6. Step 6: Final answer
    x = 613,384.23

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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.