Home / 727,243.80-1,003,626-404,933.46

Finding the Fourth Proportional to 727,243.80, 1,003,626 and 404,933.46

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Solution

The fourth proportional to 727,243.80, 1,003,626 and 404,933.46 is: 558,824.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,243.80 : 1,003,626 = 404,933.46 : x
  2. Step 2: Convert to fraction form
    727,243.80/1,003,626 = 404,933.46/x
  3. Step 3: Cross multiply
    727,243.80x = 1,003,626 × 404,933.46
  4. Step 4: Simplify right side
    727,243.80x = 406,401,748,725.96
  5. Step 5: Solve for x
    x = 406,401,748,725.96/727,243.80
  6. Step 6: Final answer
    x = 558,824.63

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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.