Home / 461,177.36-691,642.20-176,806.16

Finding the Fourth Proportional to 461,177.36, 691,642.20 and 176,806.16

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Solution

The fourth proportional to 461,177.36, 691,642.20 and 176,806.16 is: 265,161.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,177.36 : 691,642.20 = 176,806.16 : x
  2. Step 2: Convert to fraction form
    461,177.36/691,642.20 = 176,806.16/x
  3. Step 3: Cross multiply
    461,177.36x = 691,642.20 × 176,806.16
  4. Step 4: Simplify right side
    461,177.36x = 122,286,601,475.95
  5. Step 5: Solve for x
    x = 122,286,601,475.95/461,177.36
  6. Step 6: Final answer
    x = 265,161.76

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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.