Home / 766,396.96-1,057,261.52-595,461.28

Finding the Fourth Proportional to 766,396.96, 1,057,261.52 and 595,461.28

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Solution

The fourth proportional to 766,396.96, 1,057,261.52 and 595,461.28 is: 821,451.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,396.96 : 1,057,261.52 = 595,461.28 : x
  2. Step 2: Convert to fraction form
    766,396.96/1,057,261.52 = 595,461.28/x
  3. Step 3: Cross multiply
    766,396.96x = 1,057,261.52 × 595,461.28
  4. Step 4: Simplify right side
    766,396.96x = 629,558,297,993.95
  5. Step 5: Solve for x
    x = 629,558,297,993.95/766,396.96
  6. Step 6: Final answer
    x = 821,451.98

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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.