Home / 857,411.44-1,183,142.52-494,952.08

Finding the Fourth Proportional to 857,411.44, 1,183,142.52 and 494,952.08

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Solution

The fourth proportional to 857,411.44, 1,183,142.52 and 494,952.08 is: 682,984.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,411.44 : 1,183,142.52 = 494,952.08 : x
  2. Step 2: Convert to fraction form
    857,411.44/1,183,142.52 = 494,952.08/x
  3. Step 3: Cross multiply
    857,411.44x = 1,183,142.52 × 494,952.08
  4. Step 4: Simplify right side
    857,411.44x = 585,598,845,294.73
  5. Step 5: Solve for x
    x = 585,598,845,294.73/857,411.44
  6. Step 6: Final answer
    x = 682,984.64

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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.