Home / 950,314.18-1,311,435.15-520,584.94

Finding the Fourth Proportional to 950,314.18, 1,311,435.15 and 520,584.94

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Solution

The fourth proportional to 950,314.18, 1,311,435.15 and 520,584.94 is: 718,408.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,314.18 : 1,311,435.15 = 520,584.94 : x
  2. Step 2: Convert to fraction form
    950,314.18/1,311,435.15 = 520,584.94/x
  3. Step 3: Cross multiply
    950,314.18x = 1,311,435.15 × 520,584.94
  4. Step 4: Simplify right side
    950,314.18x = 682,713,388,876.64
  5. Step 5: Solve for x
    x = 682,713,388,876.64/950,314.18
  6. Step 6: Final answer
    x = 718,408.08

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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.