Home / 777,009.70-1,165,514.55-567,057.70

Finding the Fourth Proportional to 777,009.70, 1,165,514.55 and 567,057.70

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Solution

The fourth proportional to 777,009.70, 1,165,514.55 and 567,057.70 is: 850,586.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,009.70 : 1,165,514.55 = 567,057.70 : x
  2. Step 2: Convert to fraction form
    777,009.70/1,165,514.55 = 567,057.70/x
  3. Step 3: Cross multiply
    777,009.70x = 1,165,514.55 × 567,057.70
  4. Step 4: Simplify right side
    777,009.70x = 660,914,000,039.54
  5. Step 5: Solve for x
    x = 660,914,000,039.54/777,009.70
  6. Step 6: Final answer
    x = 850,586.55

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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.