Home / 694,254.88-958,275.41-403,934.73

Finding the Fourth Proportional to 694,254.88, 958,275.41 and 403,934.73

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Solution

The fourth proportional to 694,254.88, 958,275.41 and 403,934.73 is: 557,548.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,254.88 : 958,275.41 = 403,934.73 : x
  2. Step 2: Convert to fraction form
    694,254.88/958,275.41 = 403,934.73/x
  3. Step 3: Cross multiply
    694,254.88x = 958,275.41 × 403,934.73
  4. Step 4: Simplify right side
    694,254.88x = 387,080,719,003.99
  5. Step 5: Solve for x
    x = 387,080,719,003.99/694,254.88
  6. Step 6: Final answer
    x = 557,548.43

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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.