Home / 579,881.43-800,236.13-338,117.31

Finding the Fourth Proportional to 579,881.43, 800,236.13 and 338,117.31

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Solution

The fourth proportional to 579,881.43, 800,236.13 and 338,117.31 is: 466,601.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,881.43 : 800,236.13 = 338,117.31 : x
  2. Step 2: Convert to fraction form
    579,881.43/800,236.13 = 338,117.31/x
  3. Step 3: Cross multiply
    579,881.43x = 800,236.13 × 338,117.31
  4. Step 4: Simplify right side
    579,881.43x = 270,573,685,949.82
  5. Step 5: Solve for x
    x = 270,573,685,949.82/579,881.43
  6. Step 6: Final answer
    x = 466,601.74

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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.