Home / 769,163.29-1,153,005.46-516,514.22

Finding the Fourth Proportional to 769,163.29, 1,153,005.46 and 516,514.22

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Solution

The fourth proportional to 769,163.29, 1,153,005.46 and 516,514.22 is: 774,274.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,163.29 : 1,153,005.46 = 516,514.22 : x
  2. Step 2: Convert to fraction form
    769,163.29/1,153,005.46 = 516,514.22/x
  3. Step 3: Cross multiply
    769,163.29x = 1,153,005.46 × 516,514.22
  4. Step 4: Simplify right side
    769,163.29x = 595,543,714,547.80
  5. Step 5: Solve for x
    x = 595,543,714,547.80/769,163.29
  6. Step 6: Final answer
    x = 774,274.75

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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.