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Finding the Fourth Proportional to 823,910.80, 1,233,241.80 and 587,714.80

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Solution

The fourth proportional to 823,910.80, 1,233,241.80 and 587,714.80 is: 879,700.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,910.80 : 1,233,241.80 = 587,714.80 : x
  2. Step 2: Convert to fraction form
    823,910.80/1,233,241.80 = 587,714.80/x
  3. Step 3: Cross multiply
    823,910.80x = 1,233,241.80 × 587,714.80
  4. Step 4: Simplify right side
    823,910.80x = 724,794,457,838.64
  5. Step 5: Solve for x
    x = 724,794,457,838.64/823,910.80
  6. Step 6: Final answer
    x = 879,700.15

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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.