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Finding the Fourth Proportional to 227,693.76, 314,235.36 and 132,230.40

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Solution

The fourth proportional to 227,693.76, 314,235.36 and 132,230.40 is: 182,488.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,693.76 : 314,235.36 = 132,230.40 : x
  2. Step 2: Convert to fraction form
    227,693.76/314,235.36 = 132,230.40/x
  3. Step 3: Cross multiply
    227,693.76x = 314,235.36 × 132,230.40
  4. Step 4: Simplify right side
    227,693.76x = 41,551,467,346.94
  5. Step 5: Solve for x
    x = 41,551,467,346.94/227,693.76
  6. Step 6: Final answer
    x = 182,488.39

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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.