Home / 776,996.24-1,165,661.10-440,198.24

Finding the Fourth Proportional to 776,996.24, 1,165,661.10 and 440,198.24

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Solution

The fourth proportional to 776,996.24, 1,165,661.10 and 440,198.24 is: 660,391.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,996.24 : 1,165,661.10 = 440,198.24 : x
  2. Step 2: Convert to fraction form
    776,996.24/1,165,661.10 = 440,198.24/x
  3. Step 3: Cross multiply
    776,996.24x = 1,165,661.10 × 440,198.24
  4. Step 4: Simplify right side
    776,996.24x = 513,121,958,828.16
  5. Step 5: Solve for x
    x = 513,121,958,828.16/776,996.24
  6. Step 6: Final answer
    x = 660,391.82

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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.