Home / 669,811.07-1,004,749.41-270,402.00

Finding the Fourth Proportional to 669,811.07, 1,004,749.41 and 270,402.00

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Solution

The fourth proportional to 669,811.07, 1,004,749.41 and 270,402.00 is: 405,616.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,811.07 : 1,004,749.41 = 270,402.00 : x
  2. Step 2: Convert to fraction form
    669,811.07/1,004,749.41 = 270,402.00/x
  3. Step 3: Cross multiply
    669,811.07x = 1,004,749.41 × 270,402.00
  4. Step 4: Simplify right side
    669,811.07x = 271,686,247,209.02
  5. Step 5: Solve for x
    x = 271,686,247,209.02/669,811.07
  6. Step 6: Final answer
    x = 405,616.24

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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.