Home / 319,819.28-441,357.48-176,588.37

Finding the Fourth Proportional to 319,819.28, 441,357.48 and 176,588.37

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Solution

The fourth proportional to 319,819.28, 441,357.48 and 176,588.37 is: 243,695.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,819.28 : 441,357.48 = 176,588.37 : x
  2. Step 2: Convert to fraction form
    319,819.28/441,357.48 = 176,588.37/x
  3. Step 3: Cross multiply
    319,819.28x = 441,357.48 × 176,588.37
  4. Step 4: Simplify right side
    319,819.28x = 77,938,597,980.51
  5. Step 5: Solve for x
    x = 77,938,597,980.51/319,819.28
  6. Step 6: Final answer
    x = 243,695.75

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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.