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Finding the Fourth Proportional to 341,124, 470,760.84 and 190,230.72

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Solution

The fourth proportional to 341,124, 470,760.84 and 190,230.72 is: 262,523.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,124 : 470,760.84 = 190,230.72 : x
  2. Step 2: Convert to fraction form
    341,124/470,760.84 = 190,230.72/x
  3. Step 3: Cross multiply
    341,124x = 470,760.84 × 190,230.72
  4. Step 4: Simplify right side
    341,124x = 89,553,173,541.00
  5. Step 5: Solve for x
    x = 89,553,173,541.00/341,124
  6. Step 6: Final answer
    x = 262,523.81

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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.