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Finding the Fourth Proportional to 591,207.35, 809,957.07 and 569,067.21

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Solution

The fourth proportional to 591,207.35, 809,957.07 and 569,067.21 is: 779,624.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,207.35 : 809,957.07 = 569,067.21 : x
  2. Step 2: Convert to fraction form
    591,207.35/809,957.07 = 569,067.21/x
  3. Step 3: Cross multiply
    591,207.35x = 809,957.07 × 569,067.21
  4. Step 4: Simplify right side
    591,207.35x = 460,920,010,044.68
  5. Step 5: Solve for x
    x = 460,920,010,044.68/591,207.35
  6. Step 6: Final answer
    x = 779,624.97

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.