Home / 961,167.73-1,441,837.71-278,043.85

Finding the Fourth Proportional to 961,167.73, 1,441,837.71 and 278,043.85

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Solution

The fourth proportional to 961,167.73, 1,441,837.71 and 278,043.85 is: 417,090.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,167.73 : 1,441,837.71 = 278,043.85 : x
  2. Step 2: Convert to fraction form
    961,167.73/1,441,837.71 = 278,043.85/x
  3. Step 3: Cross multiply
    961,167.73x = 1,441,837.71 × 278,043.85
  4. Step 4: Simplify right side
    961,167.73x = 400,894,106,573.36
  5. Step 5: Solve for x
    x = 400,894,106,573.36/961,167.73
  6. Step 6: Final answer
    x = 417,090.68

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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.