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Finding the Fourth Proportional to 650,724.40, 976,232.40 and 251,329.60

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Solution

The fourth proportional to 650,724.40, 976,232.40 and 251,329.60 is: 377,050.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,724.40 : 976,232.40 = 251,329.60 : x
  2. Step 2: Convert to fraction form
    650,724.40/976,232.40 = 251,329.60/x
  3. Step 3: Cross multiply
    650,724.40x = 976,232.40 × 251,329.60
  4. Step 4: Simplify right side
    650,724.40x = 245,356,098,599.04
  5. Step 5: Solve for x
    x = 245,356,098,599.04/650,724.40
  6. Step 6: Final answer
    x = 377,050.71

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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.