Home / 554,579.05-831,785.31-175,450.51

Finding the Fourth Proportional to 554,579.05, 831,785.31 and 175,450.51

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Solution

The fourth proportional to 554,579.05, 831,785.31 and 175,450.51 is: 263,149.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,579.05 : 831,785.31 = 175,450.51 : x
  2. Step 2: Convert to fraction form
    554,579.05/831,785.31 = 175,450.51/x
  3. Step 3: Cross multiply
    554,579.05x = 831,785.31 × 175,450.51
  4. Step 4: Simplify right side
    554,579.05x = 145,937,156,850.01
  5. Step 5: Solve for x
    x = 145,937,156,850.01/554,579.05
  6. Step 6: Final answer
    x = 263,149.42

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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.