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Finding the Fourth Proportional to 344,489.00, 475,410.65 and 191,542.88

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Solution

The fourth proportional to 344,489.00, 475,410.65 and 191,542.88 is: 264,337.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,489.00 : 475,410.65 = 191,542.88 : x
  2. Step 2: Convert to fraction form
    344,489.00/475,410.65 = 191,542.88/x
  3. Step 3: Cross multiply
    344,489.00x = 475,410.65 × 191,542.88
  4. Step 4: Simplify right side
    344,489.00x = 91,061,525,314.48
  5. Step 5: Solve for x
    x = 91,061,525,314.48/344,489.00
  6. Step 6: Final answer
    x = 264,337.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.