Home / 741,938.32-1,023,781.80-440,074

Finding the Fourth Proportional to 741,938.32, 1,023,781.80 and 440,074

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Solution

The fourth proportional to 741,938.32, 1,023,781.80 and 440,074 is: 607,246.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,938.32 : 1,023,781.80 = 440,074 : x
  2. Step 2: Convert to fraction form
    741,938.32/1,023,781.80 = 440,074/x
  3. Step 3: Cross multiply
    741,938.32x = 1,023,781.80 × 440,074
  4. Step 4: Simplify right side
    741,938.32x = 450,539,751,853.20
  5. Step 5: Solve for x
    x = 450,539,751,853.20/741,938.32
  6. Step 6: Final answer
    x = 607,246.91

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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.