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Finding the Fourth Proportional to 464,435.25, 696,769.52 and 132,011.25

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Solution

The fourth proportional to 464,435.25, 696,769.52 and 132,011.25 is: 198,050.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,435.25 : 696,769.52 = 132,011.25 : x
  2. Step 2: Convert to fraction form
    464,435.25/696,769.52 = 132,011.25/x
  3. Step 3: Cross multiply
    464,435.25x = 696,769.52 × 132,011.25
  4. Step 4: Simplify right side
    464,435.25x = 91,981,414,637.04
  5. Step 5: Solve for x
    x = 91,981,414,637.04/464,435.25
  6. Step 6: Final answer
    x = 198,050.03

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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.