Home / 705,234.51-1,057,925.55-231,956.76

Finding the Fourth Proportional to 705,234.51, 1,057,925.55 and 231,956.76

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Solution

The fourth proportional to 705,234.51, 1,057,925.55 and 231,956.76 is: 347,959.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,234.51 : 1,057,925.55 = 231,956.76 : x
  2. Step 2: Convert to fraction form
    705,234.51/1,057,925.55 = 231,956.76/x
  3. Step 3: Cross multiply
    705,234.51x = 1,057,925.55 × 231,956.76
  4. Step 4: Simplify right side
    705,234.51x = 245,392,982,899.22
  5. Step 5: Solve for x
    x = 245,392,982,899.22/705,234.51
  6. Step 6: Final answer
    x = 347,959.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.