Home / 554,399.28-831,611.88-180,451.44

Finding the Fourth Proportional to 554,399.28, 831,611.88 and 180,451.44

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Solution

The fourth proportional to 554,399.28, 831,611.88 and 180,451.44 is: 270,681.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,399.28 : 831,611.88 = 180,451.44 : x
  2. Step 2: Convert to fraction form
    554,399.28/831,611.88 = 180,451.44/x
  3. Step 3: Cross multiply
    554,399.28x = 831,611.88 × 180,451.44
  4. Step 4: Simplify right side
    554,399.28x = 150,065,561,267.11
  5. Step 5: Solve for x
    x = 150,065,561,267.11/554,399.28
  6. Step 6: Final answer
    x = 270,681.38

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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.