Home / 758,733.82-1,047,040.20-419,233.66

Finding the Fourth Proportional to 758,733.82, 1,047,040.20 and 419,233.66

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Solution

The fourth proportional to 758,733.82, 1,047,040.20 and 419,233.66 is: 578,535.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,733.82 : 1,047,040.20 = 419,233.66 : x
  2. Step 2: Convert to fraction form
    758,733.82/1,047,040.20 = 419,233.66/x
  3. Step 3: Cross multiply
    758,733.82x = 1,047,040.20 × 419,233.66
  4. Step 4: Simplify right side
    758,733.82x = 438,954,495,213.13
  5. Step 5: Solve for x
    x = 438,954,495,213.13/758,733.82
  6. Step 6: Final answer
    x = 578,535.56

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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.