Home / 319,625.82-441,079.74-176,382.72

Finding the Fourth Proportional to 319,625.82, 441,079.74 and 176,382.72

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Solution

The fourth proportional to 319,625.82, 441,079.74 and 176,382.72 is: 243,406.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,625.82 : 441,079.74 = 176,382.72 : x
  2. Step 2: Convert to fraction form
    319,625.82/441,079.74 = 176,382.72/x
  3. Step 3: Cross multiply
    319,625.82x = 441,079.74 × 176,382.72
  4. Step 4: Simplify right side
    319,625.82x = 77,798,844,278.09
  5. Step 5: Solve for x
    x = 77,798,844,278.09/319,625.82
  6. Step 6: Final answer
    x = 243,406.01

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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.