Home / 705,530.98-1,058,296.48-306,162.91

Finding the Fourth Proportional to 705,530.98, 1,058,296.48 and 306,162.91

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Solution

The fourth proportional to 705,530.98, 1,058,296.48 and 306,162.91 is: 459,244.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,530.98 : 1,058,296.48 = 306,162.91 : x
  2. Step 2: Convert to fraction form
    705,530.98/1,058,296.48 = 306,162.91/x
  3. Step 3: Cross multiply
    705,530.98x = 1,058,296.48 × 306,162.91
  4. Step 4: Simplify right side
    705,530.98x = 324,011,133,062.92
  5. Step 5: Solve for x
    x = 324,011,133,062.92/705,530.98
  6. Step 6: Final answer
    x = 459,244.37

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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.