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Finding the Fourth Proportional to 440,246.77, 660,100.30 and 187,383.26

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Solution

The fourth proportional to 440,246.77, 660,100.30 and 187,383.26 is: 280,960.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,246.77 : 660,100.30 = 187,383.26 : x
  2. Step 2: Convert to fraction form
    440,246.77/660,100.30 = 187,383.26/x
  3. Step 3: Cross multiply
    440,246.77x = 660,100.30 × 187,383.26
  4. Step 4: Simplify right side
    440,246.77x = 123,691,747,322.77
  5. Step 5: Solve for x
    x = 123,691,747,322.77/440,246.77
  6. Step 6: Final answer
    x = 280,960.04

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1.5x scale

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.