Home / 769,710.44-1,062,154.64-425,525.74

Finding the Fourth Proportional to 769,710.44, 1,062,154.64 and 425,525.74

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Solution

The fourth proportional to 769,710.44, 1,062,154.64 and 425,525.74 is: 587,200.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,710.44 : 1,062,154.64 = 425,525.74 : x
  2. Step 2: Convert to fraction form
    769,710.44/1,062,154.64 = 425,525.74/x
  3. Step 3: Cross multiply
    769,710.44x = 1,062,154.64 × 425,525.74
  4. Step 4: Simplify right side
    769,710.44x = 451,974,139,180.43
  5. Step 5: Solve for x
    x = 451,974,139,180.43/769,710.44
  6. Step 6: Final answer
    x = 587,200.22

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1.5x scale

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.