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Finding the Fourth Proportional to 534,157.53, 801,315.47 and 155,081.37

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Solution

The fourth proportional to 534,157.53, 801,315.47 and 155,081.37 is: 232,645.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,157.53 : 801,315.47 = 155,081.37 : x
  2. Step 2: Convert to fraction form
    534,157.53/801,315.47 = 155,081.37/x
  3. Step 3: Cross multiply
    534,157.53x = 801,315.47 × 155,081.37
  4. Step 4: Simplify right side
    534,157.53x = 124,269,100,889.79
  5. Step 5: Solve for x
    x = 124,269,100,889.79/534,157.53
  6. Step 6: Final answer
    x = 232,645.04

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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.