Home / 806,706.48-1,113,212.64-444,059.51

Finding the Fourth Proportional to 806,706.48, 1,113,212.64 and 444,059.51

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Solution

The fourth proportional to 806,706.48, 1,113,212.64 and 444,059.51 is: 612,778.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,706.48 : 1,113,212.64 = 444,059.51 : x
  2. Step 2: Convert to fraction form
    806,706.48/1,113,212.64 = 444,059.51/x
  3. Step 3: Cross multiply
    806,706.48x = 1,113,212.64 × 444,059.51
  4. Step 4: Simplify right side
    806,706.48x = 494,332,653,878.14
  5. Step 5: Solve for x
    x = 494,332,653,878.14/806,706.48
  6. Step 6: Final answer
    x = 612,778.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.