Home / 950,261.09-1,311,360.53-520,556.49

Finding the Fourth Proportional to 950,261.09, 1,311,360.53 and 520,556.49

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Solution

The fourth proportional to 950,261.09, 1,311,360.53 and 520,556.49 is: 718,368.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,261.09 : 1,311,360.53 = 520,556.49 : x
  2. Step 2: Convert to fraction form
    950,261.09/1,311,360.53 = 520,556.49/x
  3. Step 3: Cross multiply
    950,261.09x = 1,311,360.53 × 520,556.49
  4. Step 4: Simplify right side
    950,261.09x = 682,637,234,621.34
  5. Step 5: Solve for x
    x = 682,637,234,621.34/950,261.09
  6. Step 6: Final answer
    x = 718,368.08

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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.