Home / 750,016.26-1,035,025.19-405,852.20

Finding the Fourth Proportional to 750,016.26, 1,035,025.19 and 405,852.20

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Solution

The fourth proportional to 750,016.26, 1,035,025.19 and 405,852.20 is: 560,077.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,016.26 : 1,035,025.19 = 405,852.20 : x
  2. Step 2: Convert to fraction form
    750,016.26/1,035,025.19 = 405,852.20/x
  3. Step 3: Cross multiply
    750,016.26x = 1,035,025.19 × 405,852.20
  4. Step 4: Simplify right side
    750,016.26x = 420,067,243,212.53
  5. Step 5: Solve for x
    x = 420,067,243,212.53/750,016.26
  6. Step 6: Final answer
    x = 560,077.52

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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.