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Finding the Fourth Proportional to 610,240.41, 842,181.48 and 338,393.54

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Solution

The fourth proportional to 610,240.41, 842,181.48 and 338,393.54 is: 467,010.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,240.41 : 842,181.48 = 338,393.54 : x
  2. Step 2: Convert to fraction form
    610,240.41/842,181.48 = 338,393.54/x
  3. Step 3: Cross multiply
    610,240.41x = 842,181.48 × 338,393.54
  4. Step 4: Simplify right side
    610,240.41x = 284,988,768,128.73
  5. Step 5: Solve for x
    x = 284,988,768,128.73/610,240.41
  6. Step 6: Final answer
    x = 467,010.65

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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.