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Finding the Fourth Proportional to 534,697.16, 801,778.86 and 174,821.13

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Solution

The fourth proportional to 534,697.16, 801,778.86 and 174,821.13 is: 262,144.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,697.16 : 801,778.86 = 174,821.13 : x
  2. Step 2: Convert to fraction form
    534,697.16/801,778.86 = 174,821.13/x
  3. Step 3: Cross multiply
    534,697.16x = 801,778.86 × 174,821.13
  4. Step 4: Simplify right side
    534,697.16x = 140,167,886,315.31
  5. Step 5: Solve for x
    x = 140,167,886,315.31/534,697.16
  6. Step 6: Final answer
    x = 262,144.44

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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.