Home / 806,379.12-1,112,340.32-504,048.24

Finding the Fourth Proportional to 806,379.12, 1,112,340.32 and 504,048.24

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Solution

The fourth proportional to 806,379.12, 1,112,340.32 and 504,048.24 is: 695,297.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,379.12 : 1,112,340.32 = 504,048.24 : x
  2. Step 2: Convert to fraction form
    806,379.12/1,112,340.32 = 504,048.24/x
  3. Step 3: Cross multiply
    806,379.12x = 1,112,340.32 × 504,048.24
  4. Step 4: Simplify right side
    806,379.12x = 560,673,180,577.04
  5. Step 5: Solve for x
    x = 560,673,180,577.04/806,379.12
  6. Step 6: Final answer
    x = 695,297.25

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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.