Home / 1,267,644.63-1,749,363.38-694,672.50

Finding the Fourth Proportional to 1,267,644.63, 1,749,363.38 and 694,672.50

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Solution

The fourth proportional to 1,267,644.63, 1,749,363.38 and 694,672.50 is: 958,655.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,644.63 : 1,749,363.38 = 694,672.50 : x
  2. Step 2: Convert to fraction form
    1,267,644.63/1,749,363.38 = 694,672.50/x
  3. Step 3: Cross multiply
    1,267,644.63x = 1,749,363.38 × 694,672.50
  4. Step 4: Simplify right side
    1,267,644.63x = 1,215,234,629,119.69
  5. Step 5: Solve for x
    x = 1,215,234,629,119.69/1,267,644.63
  6. Step 6: Final answer
    x = 958,655.60

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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.