Home / 705,771.92-1,058,062.74-306,111.67

Finding the Fourth Proportional to 705,771.92, 1,058,062.74 and 306,111.67

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Solution

The fourth proportional to 705,771.92, 1,058,062.74 and 306,111.67 is: 458,909.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,771.92 : 1,058,062.74 = 306,111.67 : x
  2. Step 2: Convert to fraction form
    705,771.92/1,058,062.74 = 306,111.67/x
  3. Step 3: Cross multiply
    705,771.92x = 1,058,062.74 × 306,111.67
  4. Step 4: Simplify right side
    705,771.92x = 323,885,354,464.70
  5. Step 5: Solve for x
    x = 323,885,354,464.70/705,771.92
  6. Step 6: Final answer
    x = 458,909.38

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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.