Home / 769,710.64-1,062,169.29-425,524.66

Finding the Fourth Proportional to 769,710.64, 1,062,169.29 and 425,524.66

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Solution

The fourth proportional to 769,710.64, 1,062,169.29 and 425,524.66 is: 587,206.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,710.64 : 1,062,169.29 = 425,524.66 : x
  2. Step 2: Convert to fraction form
    769,710.64/1,062,169.29 = 425,524.66/x
  3. Step 3: Cross multiply
    769,710.64x = 1,062,169.29 × 425,524.66
  4. Step 4: Simplify right side
    769,710.64x = 451,979,225,989.69
  5. Step 5: Solve for x
    x = 451,979,225,989.69/769,710.64
  6. Step 6: Final answer
    x = 587,206.68

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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.