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Finding the Fourth Proportional to 224,062.10, 336,192 and 118,855.28

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Solution

The fourth proportional to 224,062.10, 336,192 and 118,855.28 is: 178,335.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,062.10 : 336,192 = 118,855.28 : x
  2. Step 2: Convert to fraction form
    224,062.10/336,192 = 118,855.28/x
  3. Step 3: Cross multiply
    224,062.10x = 336,192 × 118,855.28
  4. Step 4: Simplify right side
    224,062.10x = 39,958,194,293.76
  5. Step 5: Solve for x
    x = 39,958,194,293.76/224,062.10
  6. Step 6: Final answer
    x = 178,335.36

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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.