Home / 741,773.25-1,023,647.09-402,241.77

Finding the Fourth Proportional to 741,773.25, 1,023,647.09 and 402,241.77

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Solution

The fourth proportional to 741,773.25, 1,023,647.09 and 402,241.77 is: 555,093.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,773.25 : 1,023,647.09 = 402,241.77 : x
  2. Step 2: Convert to fraction form
    741,773.25/1,023,647.09 = 402,241.77/x
  3. Step 3: Cross multiply
    741,773.25x = 1,023,647.09 × 402,241.77
  4. Step 4: Simplify right side
    741,773.25x = 411,753,615,325.74
  5. Step 5: Solve for x
    x = 411,753,615,325.74/741,773.25
  6. Step 6: Final answer
    x = 555,093.64

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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.