Home / 705,881.66-1,058,227.40-306,221.11

Finding the Fourth Proportional to 705,881.66, 1,058,227.40 and 306,221.11

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Solution

The fourth proportional to 705,881.66, 1,058,227.40 and 306,221.11 is: 459,073.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,881.66 : 1,058,227.40 = 306,221.11 : x
  2. Step 2: Convert to fraction form
    705,881.66/1,058,227.40 = 306,221.11/x
  3. Step 3: Cross multiply
    705,881.66x = 1,058,227.40 × 306,221.11
  4. Step 4: Simplify right side
    705,881.66x = 324,051,567,180.40
  5. Step 5: Solve for x
    x = 324,051,567,180.40/705,881.66
  6. Step 6: Final answer
    x = 459,073.51

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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.