Home / 956,495.40-1,320,107.16-726,674.51

Finding the Fourth Proportional to 956,495.40, 1,320,107.16 and 726,674.51

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Solution

The fourth proportional to 956,495.40, 1,320,107.16 and 726,674.51 is: 1,002,919.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,495.40 : 1,320,107.16 = 726,674.51 : x
  2. Step 2: Convert to fraction form
    956,495.40/1,320,107.16 = 726,674.51/x
  3. Step 3: Cross multiply
    956,495.40x = 1,320,107.16 × 726,674.51
  4. Step 4: Simplify right side
    956,495.40x = 959,288,213,406.58
  5. Step 5: Solve for x
    x = 959,288,213,406.58/956,495.40
  6. Step 6: Final answer
    x = 1,002,919.84

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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.