Home / 961,166.73-1,441,836.21-278,042.85

Finding the Fourth Proportional to 961,166.73, 1,441,836.21 and 278,042.85

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Solution

The fourth proportional to 961,166.73, 1,441,836.21 and 278,042.85 is: 417,089.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,166.73 : 1,441,836.21 = 278,042.85 : x
  2. Step 2: Convert to fraction form
    961,166.73/1,441,836.21 = 278,042.85/x
  3. Step 3: Cross multiply
    961,166.73x = 1,441,836.21 × 278,042.85
  4. Step 4: Simplify right side
    961,166.73x = 400,892,247,671.38
  5. Step 5: Solve for x
    x = 400,892,247,671.38/961,166.73
  6. Step 6: Final answer
    x = 417,089.18

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1.5x scale

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.