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Finding the Fourth Proportional to 451,309.68, 622,796.76 and 250,101.36

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Solution

The fourth proportional to 451,309.68, 622,796.76 and 250,101.36 is: 345,134.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,309.68 : 622,796.76 = 250,101.36 : x
  2. Step 2: Convert to fraction form
    451,309.68/622,796.76 = 250,101.36/x
  3. Step 3: Cross multiply
    451,309.68x = 622,796.76 × 250,101.36
  4. Step 4: Simplify right side
    451,309.68x = 155,762,316,679.59
  5. Step 5: Solve for x
    x = 155,762,316,679.59/451,309.68
  6. Step 6: Final answer
    x = 345,134.00

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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.