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Finding the Fourth Proportional to 220,293.68, 303,994.62 and 124,800.75

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Solution

The fourth proportional to 220,293.68, 303,994.62 and 124,800.75 is: 172,219.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,293.68 : 303,994.62 = 124,800.75 : x
  2. Step 2: Convert to fraction form
    220,293.68/303,994.62 = 124,800.75/x
  3. Step 3: Cross multiply
    220,293.68x = 303,994.62 × 124,800.75
  4. Step 4: Simplify right side
    220,293.68x = 37,938,756,571.97
  5. Step 5: Solve for x
    x = 37,938,756,571.97/220,293.68
  6. Step 6: Final answer
    x = 172,219.00

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.