Home / 482,824.80-724,323.60-202,370.40

Finding the Fourth Proportional to 482,824.80, 724,323.60 and 202,370.40

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Solution

The fourth proportional to 482,824.80, 724,323.60 and 202,370.40 is: 303,591.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,824.80 : 724,323.60 = 202,370.40 : x
  2. Step 2: Convert to fraction form
    482,824.80/724,323.60 = 202,370.40/x
  3. Step 3: Cross multiply
    482,824.80x = 724,323.60 × 202,370.40
  4. Step 4: Simplify right side
    482,824.80x = 146,581,656,661.44
  5. Step 5: Solve for x
    x = 146,581,656,661.44/482,824.80
  6. Step 6: Final answer
    x = 303,591.81

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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.