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Finding the Fourth Proportional to 304,195.10, 419,662.40 and 175,102.69

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Solution

The fourth proportional to 304,195.10, 419,662.40 and 175,102.69 is: 241,568.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,195.10 : 419,662.40 = 175,102.69 : x
  2. Step 2: Convert to fraction form
    304,195.10/419,662.40 = 175,102.69/x
  3. Step 3: Cross multiply
    304,195.10x = 419,662.40 × 175,102.69
  4. Step 4: Simplify right side
    304,195.10x = 73,484,013,644.94
  5. Step 5: Solve for x
    x = 73,484,013,644.94/304,195.10
  6. Step 6: Final answer
    x = 241,568.69

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1.5x scale

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.