Home / 319,748.42-441,252.90-176,508.56

Finding the Fourth Proportional to 319,748.42, 441,252.90 and 176,508.56

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Solution

The fourth proportional to 319,748.42, 441,252.90 and 176,508.56 is: 243,581.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,748.42 : 441,252.90 = 176,508.56 : x
  2. Step 2: Convert to fraction form
    319,748.42/441,252.90 = 176,508.56/x
  3. Step 3: Cross multiply
    319,748.42x = 441,252.90 × 176,508.56
  4. Step 4: Simplify right side
    319,748.42x = 77,884,915,077.96
  5. Step 5: Solve for x
    x = 77,884,915,077.96/319,748.42
  6. Step 6: Final answer
    x = 243,581.86

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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.