Home / 950,173.80-1,311,240.36-520,461.04

Finding the Fourth Proportional to 950,173.80, 1,311,240.36 and 520,461.04

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Solution

The fourth proportional to 950,173.80, 1,311,240.36 and 520,461.04 is: 718,236.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,173.80 : 1,311,240.36 = 520,461.04 : x
  2. Step 2: Convert to fraction form
    950,173.80/1,311,240.36 = 520,461.04/x
  3. Step 3: Cross multiply
    950,173.80x = 1,311,240.36 × 520,461.04
  4. Step 4: Simplify right side
    950,173.80x = 682,449,521,455.58
  5. Step 5: Solve for x
    x = 682,449,521,455.58/950,173.80
  6. Step 6: Final answer
    x = 718,236.52

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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.