Home / 541,308.39-746,922.33-311,820.85

Finding the Fourth Proportional to 541,308.39, 746,922.33 and 311,820.85

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Solution

The fourth proportional to 541,308.39, 746,922.33 and 311,820.85 is: 430,264.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,308.39 : 746,922.33 = 311,820.85 : x
  2. Step 2: Convert to fraction form
    541,308.39/746,922.33 = 311,820.85/x
  3. Step 3: Cross multiply
    541,308.39x = 746,922.33 × 311,820.85
  4. Step 4: Simplify right side
    541,308.39x = 232,905,955,824.58
  5. Step 5: Solve for x
    x = 232,905,955,824.58/541,308.39
  6. Step 6: Final answer
    x = 430,264.82

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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.