Home / 912,383.48-1,259,035.11-504,453.30

Finding the Fourth Proportional to 912,383.48, 1,259,035.11 and 504,453.30

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Solution

The fourth proportional to 912,383.48, 1,259,035.11 and 504,453.30 is: 696,115.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,383.48 : 1,259,035.11 = 504,453.30 : x
  2. Step 2: Convert to fraction form
    912,383.48/1,259,035.11 = 504,453.30/x
  3. Step 3: Cross multiply
    912,383.48x = 1,259,035.11 × 504,453.30
  4. Step 4: Simplify right side
    912,383.48x = 635,124,418,416.05
  5. Step 5: Solve for x
    x = 635,124,418,416.05/912,383.48
  6. Step 6: Final answer
    x = 696,115.65

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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.