Home / 750,043.23-1,035,062.38-405,879.13

Finding the Fourth Proportional to 750,043.23, 1,035,062.38 and 405,879.13

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Solution

The fourth proportional to 750,043.23, 1,035,062.38 and 405,879.13 is: 560,114.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,043.23 : 1,035,062.38 = 405,879.13 : x
  2. Step 2: Convert to fraction form
    750,043.23/1,035,062.38 = 405,879.13/x
  3. Step 3: Cross multiply
    750,043.23x = 1,035,062.38 × 405,879.13
  4. Step 4: Simplify right side
    750,043.23x = 420,110,218,290.13
  5. Step 5: Solve for x
    x = 420,110,218,290.13/750,043.23
  6. Step 6: Final answer
    x = 560,114.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.