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Finding the Fourth Proportional to 534,417.92, 801,661.44 and 179,417.60

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Solution

The fourth proportional to 534,417.92, 801,661.44 and 179,417.60 is: 269,138.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,417.92 : 801,661.44 = 179,417.60 : x
  2. Step 2: Convert to fraction form
    534,417.92/801,661.44 = 179,417.60/x
  3. Step 3: Cross multiply
    534,417.92x = 801,661.44 × 179,417.60
  4. Step 4: Simplify right side
    534,417.92x = 143,832,171,577.34
  5. Step 5: Solve for x
    x = 143,832,171,577.34/534,417.92
  6. Step 6: Final answer
    x = 269,138.00

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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.