Home / 705,841.44-1,058,497.12-256,451.36

Finding the Fourth Proportional to 705,841.44, 1,058,497.12 and 256,451.36

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Solution

The fourth proportional to 705,841.44, 1,058,497.12 and 256,451.36 is: 384,580.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,841.44 : 1,058,497.12 = 256,451.36 : x
  2. Step 2: Convert to fraction form
    705,841.44/1,058,497.12 = 256,451.36/x
  3. Step 3: Cross multiply
    705,841.44x = 1,058,497.12 × 256,451.36
  4. Step 4: Simplify right side
    705,841.44x = 271,453,025,980.08
  5. Step 5: Solve for x
    x = 271,453,025,980.08/705,841.44
  6. Step 6: Final answer
    x = 384,580.74

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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.