Home / 736,589.60-1,104,301.20-404,165.60

Finding the Fourth Proportional to 736,589.60, 1,104,301.20 and 404,165.60

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Solution

The fourth proportional to 736,589.60, 1,104,301.20 and 404,165.60 is: 605,928.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,589.60 : 1,104,301.20 = 404,165.60 : x
  2. Step 2: Convert to fraction form
    736,589.60/1,104,301.20 = 404,165.60/x
  3. Step 3: Cross multiply
    736,589.60x = 1,104,301.20 × 404,165.60
  4. Step 4: Simplify right side
    736,589.60x = 446,320,557,078.72
  5. Step 5: Solve for x
    x = 446,320,557,078.72/736,589.60
  6. Step 6: Final answer
    x = 605,928.40

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Double scale
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Similar ratio
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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.