Home / 584,238.78-806,257.35-329,589.18

Finding the Fourth Proportional to 584,238.78, 806,257.35 and 329,589.18

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Solution

The fourth proportional to 584,238.78, 806,257.35 and 329,589.18 is: 454,837.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,238.78 : 806,257.35 = 329,589.18 : x
  2. Step 2: Convert to fraction form
    584,238.78/806,257.35 = 329,589.18/x
  3. Step 3: Cross multiply
    584,238.78x = 806,257.35 × 329,589.18
  4. Step 4: Simplify right side
    584,238.78x = 265,733,698,855.47
  5. Step 5: Solve for x
    x = 265,733,698,855.47/584,238.78
  6. Step 6: Final answer
    x = 454,837.49

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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.