Home / 804,919.40-1,207,524.90-404,552.60

Finding the Fourth Proportional to 804,919.40, 1,207,524.90 and 404,552.60

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Solution

The fourth proportional to 804,919.40, 1,207,524.90 and 404,552.60 is: 606,902.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,919.40 : 1,207,524.90 = 404,552.60 : x
  2. Step 2: Convert to fraction form
    804,919.40/1,207,524.90 = 404,552.60/x
  3. Step 3: Cross multiply
    804,919.40x = 1,207,524.90 × 404,552.60
  4. Step 4: Simplify right side
    804,919.40x = 488,507,337,859.74
  5. Step 5: Solve for x
    x = 488,507,337,859.74/804,919.40
  6. Step 6: Final answer
    x = 606,902.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.