Home / 544,139.10-816,216.75-189,165.24

Finding the Fourth Proportional to 544,139.10, 816,216.75 and 189,165.24

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Solution

The fourth proportional to 544,139.10, 816,216.75 and 189,165.24 is: 283,750.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,139.10 : 816,216.75 = 189,165.24 : x
  2. Step 2: Convert to fraction form
    544,139.10/816,216.75 = 189,165.24/x
  3. Step 3: Cross multiply
    544,139.10x = 816,216.75 × 189,165.24
  4. Step 4: Simplify right side
    544,139.10x = 154,399,837,405.77
  5. Step 5: Solve for x
    x = 154,399,837,405.77/544,139.10
  6. Step 6: Final answer
    x = 283,750.68

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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.