Home / 826,629.73-1,140,800.10-550,514.14

Finding the Fourth Proportional to 826,629.73, 1,140,800.10 and 550,514.14

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Solution

The fourth proportional to 826,629.73, 1,140,800.10 and 550,514.14 is: 759,743.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,629.73 : 1,140,800.10 = 550,514.14 : x
  2. Step 2: Convert to fraction form
    826,629.73/1,140,800.10 = 550,514.14/x
  3. Step 3: Cross multiply
    826,629.73x = 1,140,800.10 × 550,514.14
  4. Step 4: Simplify right side
    826,629.73x = 628,026,585,963.41
  5. Step 5: Solve for x
    x = 628,026,585,963.41/826,629.73
  6. Step 6: Final answer
    x = 759,743.53

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1.5x scale

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.