Home / 727,995.96-1,004,338.50-483,096.21

Finding the Fourth Proportional to 727,995.96, 1,004,338.50 and 483,096.21

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Solution

The fourth proportional to 727,995.96, 1,004,338.50 and 483,096.21 is: 666,476.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,995.96 : 1,004,338.50 = 483,096.21 : x
  2. Step 2: Convert to fraction form
    727,995.96/1,004,338.50 = 483,096.21/x
  3. Step 3: Cross multiply
    727,995.96x = 1,004,338.50 × 483,096.21
  4. Step 4: Simplify right side
    727,995.96x = 485,192,122,907.09
  5. Step 5: Solve for x
    x = 485,192,122,907.09/727,995.96
  6. Step 6: Final answer
    x = 666,476.39

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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.