Home / 809,241.82-1,116,586.98-465,011.24

Finding the Fourth Proportional to 809,241.82, 1,116,586.98 and 465,011.24

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Solution

The fourth proportional to 809,241.82, 1,116,586.98 and 465,011.24 is: 641,619.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,241.82 : 1,116,586.98 = 465,011.24 : x
  2. Step 2: Convert to fraction form
    809,241.82/1,116,586.98 = 465,011.24/x
  3. Step 3: Cross multiply
    809,241.82x = 1,116,586.98 × 465,011.24
  4. Step 4: Simplify right side
    809,241.82x = 519,225,496,137.66
  5. Step 5: Solve for x
    x = 519,225,496,137.66/809,241.82
  6. Step 6: Final answer
    x = 641,619.70

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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.