Home / 1,263,327.24-1,743,429.65-690,376.98

Finding the Fourth Proportional to 1,263,327.24, 1,743,429.65 and 690,376.98

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Solution

The fourth proportional to 1,263,327.24, 1,743,429.65 and 690,376.98 is: 952,741.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,327.24 : 1,743,429.65 = 690,376.98 : x
  2. Step 2: Convert to fraction form
    1,263,327.24/1,743,429.65 = 690,376.98/x
  3. Step 3: Cross multiply
    1,263,327.24x = 1,743,429.65 × 690,376.98
  4. Step 4: Simplify right side
    1,263,327.24x = 1,203,623,693,157.57
  5. Step 5: Solve for x
    x = 1,203,623,693,157.57/1,263,327.24
  6. Step 6: Final answer
    x = 952,741.03

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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.