Home / 319,583.80-441,015.06-176,343.94

Finding the Fourth Proportional to 319,583.80, 441,015.06 and 176,343.94

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Solution

The fourth proportional to 319,583.80, 441,015.06 and 176,343.94 is: 243,348.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,583.80 : 441,015.06 = 176,343.94 : x
  2. Step 2: Convert to fraction form
    319,583.80/441,015.06 = 176,343.94/x
  3. Step 3: Cross multiply
    319,583.80x = 441,015.06 × 176,343.94
  4. Step 4: Simplify right side
    319,583.80x = 77,770,333,279.74
  5. Step 5: Solve for x
    x = 77,770,333,279.74/319,583.80
  6. Step 6: Final answer
    x = 243,348.80

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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.