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Finding the Fourth Proportional to 534,645.93, 801,979.14 and 174,818.13

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Solution

The fourth proportional to 534,645.93, 801,979.14 and 174,818.13 is: 262,230.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,645.93 : 801,979.14 = 174,818.13 : x
  2. Step 2: Convert to fraction form
    534,645.93/801,979.14 = 174,818.13/x
  3. Step 3: Cross multiply
    534,645.93x = 801,979.14 × 174,818.13
  4. Step 4: Simplify right side
    534,645.93x = 140,200,493,553.81
  5. Step 5: Solve for x
    x = 140,200,493,553.81/534,645.93
  6. Step 6: Final answer
    x = 262,230.54

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1.5x scale

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.