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Finding the Fourth Proportional to 465,039, 697,381.38 and 275,552.82

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Solution

The fourth proportional to 465,039, 697,381.38 and 275,552.82 is: 413,224.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,039 : 697,381.38 = 275,552.82 : x
  2. Step 2: Convert to fraction form
    465,039/697,381.38 = 275,552.82/x
  3. Step 3: Cross multiply
    465,039x = 697,381.38 × 275,552.82
  4. Step 4: Simplify right side
    465,039x = 192,165,405,874.49
  5. Step 5: Solve for x
    x = 192,165,405,874.49/465,039
  6. Step 6: Final answer
    x = 413,224.28

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1.5x scale

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.