Home / 499,525.11-689,330.66-273,165.75

Finding the Fourth Proportional to 499,525.11, 689,330.66 and 273,165.75

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Solution

The fourth proportional to 499,525.11, 689,330.66 and 273,165.75 is: 376,961.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,525.11 : 689,330.66 = 273,165.75 : x
  2. Step 2: Convert to fraction form
    499,525.11/689,330.66 = 273,165.75/x
  3. Step 3: Cross multiply
    499,525.11x = 689,330.66 × 273,165.75
  4. Step 4: Simplify right side
    499,525.11x = 188,301,525,371.07
  5. Step 5: Solve for x
    x = 188,301,525,371.07/499,525.11
  6. Step 6: Final answer
    x = 376,961.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.