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Finding the Fourth Proportional to 300,683.00, 414,924.73 and 164,689.88

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Solution

The fourth proportional to 300,683.00, 414,924.73 and 164,689.88 is: 227,262.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,683.00 : 414,924.73 = 164,689.88 : x
  2. Step 2: Convert to fraction form
    300,683.00/414,924.73 = 164,689.88/x
  3. Step 3: Cross multiply
    300,683.00x = 414,924.73 × 164,689.88
  4. Step 4: Simplify right side
    300,683.00x = 68,333,901,506.38
  5. Step 5: Solve for x
    x = 68,333,901,506.38/300,683.00
  6. Step 6: Final answer
    x = 227,262.27

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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.