Home / 961,167.23-1,441,836.96-278,043.35

Finding the Fourth Proportional to 961,167.23, 1,441,836.96 and 278,043.35

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Solution

The fourth proportional to 961,167.23, 1,441,836.96 and 278,043.35 is: 417,089.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,167.23 : 1,441,836.96 = 278,043.35 : x
  2. Step 2: Convert to fraction form
    961,167.23/1,441,836.96 = 278,043.35/x
  3. Step 3: Cross multiply
    961,167.23x = 1,441,836.96 × 278,043.35
  4. Step 4: Simplify right side
    961,167.23x = 400,893,177,122.00
  5. Step 5: Solve for x
    x = 400,893,177,122.00/961,167.23
  6. Step 6: Final answer
    x = 417,089.93

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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.