Home / 835,919.73-1,153,538.42-453,938.31

Finding the Fourth Proportional to 835,919.73, 1,153,538.42 and 453,938.31

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Solution

The fourth proportional to 835,919.73, 1,153,538.42 and 453,938.31 is: 626,418.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,919.73 : 1,153,538.42 = 453,938.31 : x
  2. Step 2: Convert to fraction form
    835,919.73/1,153,538.42 = 453,938.31/x
  3. Step 3: Cross multiply
    835,919.73x = 1,153,538.42 × 453,938.31
  4. Step 4: Simplify right side
    835,919.73x = 523,635,278,625.18
  5. Step 5: Solve for x
    x = 523,635,278,625.18/835,919.73
  6. Step 6: Final answer
    x = 626,418.14

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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.