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Finding the Fourth Proportional to 270,004.60, 404,132.10 and 238,511.80

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Solution

The fourth proportional to 270,004.60, 404,132.10 and 238,511.80 is: 356,994.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,004.60 : 404,132.10 = 238,511.80 : x
  2. Step 2: Convert to fraction form
    270,004.60/404,132.10 = 238,511.80/x
  3. Step 3: Cross multiply
    270,004.60x = 404,132.10 × 238,511.80
  4. Step 4: Simplify right side
    270,004.60x = 96,390,274,608.78
  5. Step 5: Solve for x
    x = 96,390,274,608.78/270,004.60
  6. Step 6: Final answer
    x = 356,994.93

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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.