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Finding the Fourth Proportional to 471,692.24, 650,936.85 and 256,833.59

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Solution

The fourth proportional to 471,692.24, 650,936.85 and 256,833.59 is: 354,431.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,692.24 : 650,936.85 = 256,833.59 : x
  2. Step 2: Convert to fraction form
    471,692.24/650,936.85 = 256,833.59/x
  3. Step 3: Cross multiply
    471,692.24x = 650,936.85 × 256,833.59
  4. Step 4: Simplify right side
    471,692.24x = 167,182,448,048.79
  5. Step 5: Solve for x
    x = 167,182,448,048.79/471,692.24
  6. Step 6: Final answer
    x = 354,431.20

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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.