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Finding the Fourth Proportional to 446,560.42, 616,100.96 and 276,732.58

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Solution

The fourth proportional to 446,560.42, 616,100.96 and 276,732.58 is: 381,796.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,560.42 : 616,100.96 = 276,732.58 : x
  2. Step 2: Convert to fraction form
    446,560.42/616,100.96 = 276,732.58/x
  3. Step 3: Cross multiply
    446,560.42x = 616,100.96 × 276,732.58
  4. Step 4: Simplify right side
    446,560.42x = 170,495,208,201.28
  5. Step 5: Solve for x
    x = 170,495,208,201.28/446,560.42
  6. Step 6: Final answer
    x = 381,796.51

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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.