Home / 741,546.48-1,022,790.60-486,804.72

Finding the Fourth Proportional to 741,546.48, 1,022,790.60 and 486,804.72

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Solution

The fourth proportional to 741,546.48, 1,022,790.60 and 486,804.72 is: 671,433.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,546.48 : 1,022,790.60 = 486,804.72 : x
  2. Step 2: Convert to fraction form
    741,546.48/1,022,790.60 = 486,804.72/x
  3. Step 3: Cross multiply
    741,546.48x = 1,022,790.60 × 486,804.72
  4. Step 4: Simplify right side
    741,546.48x = 497,899,291,651.63
  5. Step 5: Solve for x
    x = 497,899,291,651.63/741,546.48
  6. Step 6: Final answer
    x = 671,433.69

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Double scale
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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.