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Finding the Fourth Proportional to 341,525, 471,309.36 and 190,622

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Solution

The fourth proportional to 341,525, 471,309.36 and 190,622 is: 263,061.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,525 : 471,309.36 = 190,622 : x
  2. Step 2: Convert to fraction form
    341,525/471,309.36 = 190,622/x
  3. Step 3: Cross multiply
    341,525x = 471,309.36 × 190,622
  4. Step 4: Simplify right side
    341,525x = 89,841,932,821.92
  5. Step 5: Solve for x
    x = 89,841,932,821.92/341,525
  6. Step 6: Final answer
    x = 263,061.07

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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.