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Finding the Fourth Proportional to 227,699.76, 314,243.64 and 132,236.40

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Solution

The fourth proportional to 227,699.76, 314,243.64 and 132,236.40 is: 182,496.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,699.76 : 314,243.64 = 132,236.40 : x
  2. Step 2: Convert to fraction form
    227,699.76/314,243.64 = 132,236.40/x
  3. Step 3: Cross multiply
    227,699.76x = 314,243.64 × 132,236.40
  4. Step 4: Simplify right side
    227,699.76x = 41,554,447,676.50
  5. Step 5: Solve for x
    x = 41,554,447,676.50/227,699.76
  6. Step 6: Final answer
    x = 182,496.67

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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.