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Finding the Fourth Proportional to 383,824.29, 575,167.82 and 155,842.68

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Solution

The fourth proportional to 383,824.29, 575,167.82 and 155,842.68 is: 233,533.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,824.29 : 575,167.82 = 155,842.68 : x
  2. Step 2: Convert to fraction form
    383,824.29/575,167.82 = 155,842.68/x
  3. Step 3: Cross multiply
    383,824.29x = 575,167.82 × 155,842.68
  4. Step 4: Simplify right side
    383,824.29x = 89,635,693,739.34
  5. Step 5: Solve for x
    x = 89,635,693,739.34/383,824.29
  6. Step 6: Final answer
    x = 233,533.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.