Home / 319,814.68-441,361.56-176,574.28

Finding the Fourth Proportional to 319,814.68, 441,361.56 and 176,574.28

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Solution

The fourth proportional to 319,814.68, 441,361.56 and 176,574.28 is: 243,682.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,814.68 : 441,361.56 = 176,574.28 : x
  2. Step 2: Convert to fraction form
    319,814.68/441,361.56 = 176,574.28/x
  3. Step 3: Cross multiply
    319,814.68x = 441,361.56 × 176,574.28
  4. Step 4: Simplify right side
    319,814.68x = 77,933,099,676.68
  5. Step 5: Solve for x
    x = 77,933,099,676.68/319,814.68
  6. Step 6: Final answer
    x = 243,682.06

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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.