Home / 319,819.23-441,350.26-176,580.16

Finding the Fourth Proportional to 319,819.23, 441,350.26 and 176,580.16

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Solution

The fourth proportional to 319,819.23, 441,350.26 and 176,580.16 is: 243,680.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,819.23 : 441,350.26 = 176,580.16 : x
  2. Step 2: Convert to fraction form
    319,819.23/441,350.26 = 176,580.16/x
  3. Step 3: Cross multiply
    319,819.23x = 441,350.26 × 176,580.16
  4. Step 4: Simplify right side
    319,819.23x = 77,933,697,982.02
  5. Step 5: Solve for x
    x = 77,933,697,982.02/319,819.23
  6. Step 6: Final answer
    x = 243,680.46

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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.