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Finding the Fourth Proportional to 296,707.43, 445,131.16 and 97,027.04

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Solution

The fourth proportional to 296,707.43, 445,131.16 and 97,027.04 is: 145,563.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,707.43 : 445,131.16 = 97,027.04 : x
  2. Step 2: Convert to fraction form
    296,707.43/445,131.16 = 97,027.04/x
  3. Step 3: Cross multiply
    296,707.43x = 445,131.16 × 97,027.04
  4. Step 4: Simplify right side
    296,707.43x = 43,189,759,736.83
  5. Step 5: Solve for x
    x = 43,189,759,736.83/296,707.43
  6. Step 6: Final answer
    x = 145,563.46

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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.