Home / 319,635.45-441,096.04-176,394.47

Finding the Fourth Proportional to 319,635.45, 441,096.04 and 176,394.47

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Solution

The fourth proportional to 319,635.45, 441,096.04 and 176,394.47 is: 243,423.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,635.45 : 441,096.04 = 176,394.47 : x
  2. Step 2: Convert to fraction form
    319,635.45/441,096.04 = 176,394.47/x
  3. Step 3: Cross multiply
    319,635.45x = 441,096.04 × 176,394.47
  4. Step 4: Simplify right side
    319,635.45x = 77,806,902,194.90
  5. Step 5: Solve for x
    x = 77,806,902,194.90/319,635.45
  6. Step 6: Final answer
    x = 243,423.88

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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.