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Finding the Fourth Proportional to 534,245.29, 801,242.15 and 155,066.00

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Solution

The fourth proportional to 534,245.29, 801,242.15 and 155,066.00 is: 232,562.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,245.29 : 801,242.15 = 155,066.00 : x
  2. Step 2: Convert to fraction form
    534,245.29/801,242.15 = 155,066.00/x
  3. Step 3: Cross multiply
    534,245.29x = 801,242.15 × 155,066.00
  4. Step 4: Simplify right side
    534,245.29x = 124,245,410,450.36
  5. Step 5: Solve for x
    x = 124,245,410,450.36/534,245.29
  6. Step 6: Final answer
    x = 232,562.48

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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.