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Finding the Fourth Proportional to 471,341.70, 650,452.95 and 256,481.82

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Solution

The fourth proportional to 471,341.70, 650,452.95 and 256,481.82 is: 353,945.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,341.70 : 650,452.95 = 256,481.82 : x
  2. Step 2: Convert to fraction form
    471,341.70/650,452.95 = 256,481.82/x
  3. Step 3: Cross multiply
    471,341.70x = 650,452.95 × 256,481.82
  4. Step 4: Simplify right side
    471,341.70x = 166,829,356,440.37
  5. Step 5: Solve for x
    x = 166,829,356,440.37/471,341.70
  6. Step 6: Final answer
    x = 353,945.68

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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.