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Finding the Fourth Proportional to 346,660, 519,924.24 and 168,988.32

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Solution

The fourth proportional to 346,660, 519,924.24 and 168,988.32 is: 253,450.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,660 : 519,924.24 = 168,988.32 : x
  2. Step 2: Convert to fraction form
    346,660/519,924.24 = 168,988.32/x
  3. Step 3: Cross multiply
    346,660x = 519,924.24 × 168,988.32
  4. Step 4: Simplify right side
    346,660x = 87,861,123,844.88
  5. Step 5: Solve for x
    x = 87,861,123,844.88/346,660
  6. Step 6: Final answer
    x = 253,450.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.