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Finding the Fourth Proportional to 519,606, 716,596.74 and 338,150.88

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Solution

The fourth proportional to 519,606, 716,596.74 and 338,150.88 is: 466,349.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,606 : 716,596.74 = 338,150.88 : x
  2. Step 2: Convert to fraction form
    519,606/716,596.74 = 338,150.88/x
  3. Step 3: Cross multiply
    519,606x = 716,596.74 × 338,150.88
  4. Step 4: Simplify right side
    519,606x = 242,317,818,236.13
  5. Step 5: Solve for x
    x = 242,317,818,236.13/519,606
  6. Step 6: Final answer
    x = 466,349.15

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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.