Home / 445,495.38-668,575.19-179,258.16

Finding the Fourth Proportional to 445,495.38, 668,575.19 and 179,258.16

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Solution

The fourth proportional to 445,495.38, 668,575.19 and 179,258.16 is: 269,020.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,495.38 : 668,575.19 = 179,258.16 : x
  2. Step 2: Convert to fraction form
    445,495.38/668,575.19 = 179,258.16/x
  3. Step 3: Cross multiply
    445,495.38x = 668,575.19 × 179,258.16
  4. Step 4: Simplify right side
    445,495.38x = 119,847,555,038.17
  5. Step 5: Solve for x
    x = 119,847,555,038.17/445,495.38
  6. Step 6: Final answer
    x = 269,020.87

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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.