Home / 806,265.16-1,209,400.23-199,053.54

Finding the Fourth Proportional to 806,265.16, 1,209,400.23 and 199,053.54

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Solution

The fourth proportional to 806,265.16, 1,209,400.23 and 199,053.54 is: 298,580.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,265.16 : 1,209,400.23 = 199,053.54 : x
  2. Step 2: Convert to fraction form
    806,265.16/1,209,400.23 = 199,053.54/x
  3. Step 3: Cross multiply
    806,265.16x = 1,209,400.23 × 199,053.54
  4. Step 4: Simplify right side
    806,265.16x = 240,735,397,825.27
  5. Step 5: Solve for x
    x = 240,735,397,825.27/806,265.16
  6. Step 6: Final answer
    x = 298,580.93

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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.