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Finding the Fourth Proportional to 341,532.55, 471,309.44 and 188,586.53

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Solution

The fourth proportional to 341,532.55, 471,309.44 and 188,586.53 is: 260,246.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,532.55 : 471,309.44 = 188,586.53 : x
  2. Step 2: Convert to fraction form
    341,532.55/471,309.44 = 188,586.53/x
  3. Step 3: Cross multiply
    341,532.55x = 471,309.44 × 188,586.53
  4. Step 4: Simplify right side
    341,532.55x = 88,882,610,313.77
  5. Step 5: Solve for x
    x = 88,882,610,313.77/341,532.55
  6. Step 6: Final answer
    x = 260,246.38

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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.