Home / 950,323.35-1,311,442.34-520,630.23

Finding the Fourth Proportional to 950,323.35, 1,311,442.34 and 520,630.23

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Solution

The fourth proportional to 950,323.35, 1,311,442.34 and 520,630.23 is: 718,467.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,323.35 : 1,311,442.34 = 520,630.23 : x
  2. Step 2: Convert to fraction form
    950,323.35/1,311,442.34 = 520,630.23/x
  3. Step 3: Cross multiply
    950,323.35x = 1,311,442.34 × 520,630.23
  4. Step 4: Simplify right side
    950,323.35x = 682,776,524,502.79
  5. Step 5: Solve for x
    x = 682,776,524,502.79/950,323.35
  6. Step 6: Final answer
    x = 718,467.59

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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.