Home / 493,535.88-681,079.74-267,181.38

Finding the Fourth Proportional to 493,535.88, 681,079.74 and 267,181.38

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Solution

The fourth proportional to 493,535.88, 681,079.74 and 267,181.38 is: 368,710.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,535.88 : 681,079.74 = 267,181.38 : x
  2. Step 2: Convert to fraction form
    493,535.88/681,079.74 = 267,181.38/x
  3. Step 3: Cross multiply
    493,535.88x = 681,079.74 × 267,181.38
  4. Step 4: Simplify right side
    493,535.88x = 181,971,824,823.24
  5. Step 5: Solve for x
    x = 181,971,824,823.24/493,535.88
  6. Step 6: Final answer
    x = 368,710.43

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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.