Home / 751,650.19-1,127,355.27-219,046.65

Finding the Fourth Proportional to 751,650.19, 1,127,355.27 and 219,046.65

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Solution

The fourth proportional to 751,650.19, 1,127,355.27 and 219,046.65 is: 328,535.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,650.19 : 1,127,355.27 = 219,046.65 : x
  2. Step 2: Convert to fraction form
    751,650.19/1,127,355.27 = 219,046.65/x
  3. Step 3: Cross multiply
    751,650.19x = 1,127,355.27 × 219,046.65
  4. Step 4: Simplify right side
    751,650.19x = 246,943,394,158.11
  5. Step 5: Solve for x
    x = 246,943,394,158.11/751,650.19
  6. Step 6: Final answer
    x = 328,535.00

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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.