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Finding the Fourth Proportional to 234,416.12, 351,619.32 and 56,924.06

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Solution

The fourth proportional to 234,416.12, 351,619.32 and 56,924.06 is: 85,384.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,416.12 : 351,619.32 = 56,924.06 : x
  2. Step 2: Convert to fraction form
    234,416.12/351,619.32 = 56,924.06/x
  3. Step 3: Cross multiply
    234,416.12x = 351,619.32 × 56,924.06
  4. Step 4: Simplify right side
    234,416.12x = 20,015,599,268.84
  5. Step 5: Solve for x
    x = 20,015,599,268.84/234,416.12
  6. Step 6: Final answer
    x = 85,384.91

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Why These Related Problems?

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