Home / 488,001.81-673,435.89-273,141.81

Finding the Fourth Proportional to 488,001.81, 673,435.89 and 273,141.81

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Solution

The fourth proportional to 488,001.81, 673,435.89 and 273,141.81 is: 376,932.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,001.81 : 673,435.89 = 273,141.81 : x
  2. Step 2: Convert to fraction form
    488,001.81/673,435.89 = 273,141.81/x
  3. Step 3: Cross multiply
    488,001.81x = 673,435.89 × 273,141.81
  4. Step 4: Simplify right side
    488,001.81x = 183,943,497,913.56
  5. Step 5: Solve for x
    x = 183,943,497,913.56/488,001.81
  6. Step 6: Final answer
    x = 376,932.00

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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.