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Finding the Fourth Proportional to 227,858.60, 341,804.10 and 70,086.80

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Solution

The fourth proportional to 227,858.60, 341,804.10 and 70,086.80 is: 105,135.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,858.60 : 341,804.10 = 70,086.80 : x
  2. Step 2: Convert to fraction form
    227,858.60/341,804.10 = 70,086.80/x
  3. Step 3: Cross multiply
    227,858.60x = 341,804.10 × 70,086.80
  4. Step 4: Simplify right side
    227,858.60x = 23,955,955,595.88
  5. Step 5: Solve for x
    x = 23,955,955,595.88/227,858.60
  6. Step 6: Final answer
    x = 105,135.18

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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.