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Finding the Fourth Proportional to 344,252.17, 475,078.71 and 189,200.67

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Solution

The fourth proportional to 344,252.17, 475,078.71 and 189,200.67 is: 261,102.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,252.17 : 475,078.71 = 189,200.67 : x
  2. Step 2: Convert to fraction form
    344,252.17/475,078.71 = 189,200.67/x
  3. Step 3: Cross multiply
    344,252.17x = 475,078.71 × 189,200.67
  4. Step 4: Simplify right side
    344,252.17x = 89,885,210,234.74
  5. Step 5: Solve for x
    x = 89,885,210,234.74/344,252.17
  6. Step 6: Final answer
    x = 261,102.81

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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.