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Finding the Fourth Proportional to 332,237.40, 498,356.10 and 243,007.80

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Solution

The fourth proportional to 332,237.40, 498,356.10 and 243,007.80 is: 364,511.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,237.40 : 498,356.10 = 243,007.80 : x
  2. Step 2: Convert to fraction form
    332,237.40/498,356.10 = 243,007.80/x
  3. Step 3: Cross multiply
    332,237.40x = 498,356.10 × 243,007.80
  4. Step 4: Simplify right side
    332,237.40x = 121,104,419,477.58
  5. Step 5: Solve for x
    x = 121,104,419,477.58/332,237.40
  6. Step 6: Final answer
    x = 364,511.70

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