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Finding the Fourth Proportional to 341,889.01, 471,835.24 and 188,957.06

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Solution

The fourth proportional to 341,889.01, 471,835.24 and 188,957.06 is: 260,776.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,889.01 : 471,835.24 = 188,957.06 : x
  2. Step 2: Convert to fraction form
    341,889.01/471,835.24 = 188,957.06/x
  3. Step 3: Cross multiply
    341,889.01x = 471,835.24 × 188,957.06
  4. Step 4: Simplify right side
    341,889.01x = 89,156,601,524.87
  5. Step 5: Solve for x
    x = 89,156,601,524.87/341,889.01
  6. Step 6: Final answer
    x = 260,776.45

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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.