Home / 554,436.66-831,529.56-254,629.04

Finding the Fourth Proportional to 554,436.66, 831,529.56 and 254,629.04

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Solution

The fourth proportional to 554,436.66, 831,529.56 and 254,629.04 is: 381,885.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,436.66 : 831,529.56 = 254,629.04 : x
  2. Step 2: Convert to fraction form
    554,436.66/831,529.56 = 254,629.04/x
  3. Step 3: Cross multiply
    554,436.66x = 831,529.56 × 254,629.04
  4. Step 4: Simplify right side
    554,436.66x = 211,731,570,391.63
  5. Step 5: Solve for x
    x = 211,731,570,391.63/554,436.66
  6. Step 6: Final answer
    x = 381,885.95

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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.