Home / 950,261.84-1,311,361.57-520,557.24

Finding the Fourth Proportional to 950,261.84, 1,311,361.57 and 520,557.24

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Solution

The fourth proportional to 950,261.84, 1,311,361.57 and 520,557.24 is: 718,369.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,261.84 : 1,311,361.57 = 520,557.24 : x
  2. Step 2: Convert to fraction form
    950,261.84/1,311,361.57 = 520,557.24/x
  3. Step 3: Cross multiply
    950,261.84x = 1,311,361.57 × 520,557.24
  4. Step 4: Simplify right side
    950,261.84x = 682,638,756,918.48
  5. Step 5: Solve for x
    x = 682,638,756,918.48/950,261.84
  6. Step 6: Final answer
    x = 718,369.12

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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.