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Finding the Fourth Proportional to 227,200.76, 340,870.35 and 107,349.74

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Solution

The fourth proportional to 227,200.76, 340,870.35 and 107,349.74 is: 161,057.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,200.76 : 340,870.35 = 107,349.74 : x
  2. Step 2: Convert to fraction form
    227,200.76/340,870.35 = 107,349.74/x
  3. Step 3: Cross multiply
    227,200.76x = 340,870.35 × 107,349.74
  4. Step 4: Simplify right side
    227,200.76x = 36,592,343,120.76
  5. Step 5: Solve for x
    x = 36,592,343,120.76/227,200.76
  6. Step 6: Final answer
    x = 161,057.31

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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.