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Finding the Fourth Proportional to 481,802.40, 722,703.60 and 245,606.40

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Solution

The fourth proportional to 481,802.40, 722,703.60 and 245,606.40 is: 368,409.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,802.40 : 722,703.60 = 245,606.40 : x
  2. Step 2: Convert to fraction form
    481,802.40/722,703.60 = 245,606.40/x
  3. Step 3: Cross multiply
    481,802.40x = 722,703.60 × 245,606.40
  4. Step 4: Simplify right side
    481,802.40x = 177,500,629,463.04
  5. Step 5: Solve for x
    x = 177,500,629,463.04/481,802.40
  6. Step 6: Final answer
    x = 368,409.60

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Similar ratio
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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.