Home / 665,330.96-997,982.03-185,546.03

Finding the Fourth Proportional to 665,330.96, 997,982.03 and 185,546.03

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Solution

The fourth proportional to 665,330.96, 997,982.03 and 185,546.03 is: 278,315.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,330.96 : 997,982.03 = 185,546.03 : x
  2. Step 2: Convert to fraction form
    665,330.96/997,982.03 = 185,546.03/x
  3. Step 3: Cross multiply
    665,330.96x = 997,982.03 × 185,546.03
  4. Step 4: Simplify right side
    665,330.96x = 185,171,599,151.80
  5. Step 5: Solve for x
    x = 185,171,599,151.80/665,330.96
  6. Step 6: Final answer
    x = 278,315.02

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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.