Home / 397,581.36-595,938.30-195,316.66

Finding the Fourth Proportional to 397,581.36, 595,938.30 and 195,316.66

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Solution

The fourth proportional to 397,581.36, 595,938.30 and 195,316.66 is: 292,761.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,581.36 : 595,938.30 = 195,316.66 : x
  2. Step 2: Convert to fraction form
    397,581.36/595,938.30 = 195,316.66/x
  3. Step 3: Cross multiply
    397,581.36x = 595,938.30 × 195,316.66
  4. Step 4: Simplify right side
    397,581.36x = 116,396,678,322.08
  5. Step 5: Solve for x
    x = 116,396,678,322.08/397,581.36
  6. Step 6: Final answer
    x = 292,761.91

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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.