Home / 1,031,334.30-1,423,203.75-572,469.30

Finding the Fourth Proportional to 1,031,334.30, 1,423,203.75 and 572,469.30

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Solution

The fourth proportional to 1,031,334.30, 1,423,203.75 and 572,469.30 is: 789,986.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,334.30 : 1,423,203.75 = 572,469.30 : x
  2. Step 2: Convert to fraction form
    1,031,334.30/1,423,203.75 = 572,469.30/x
  3. Step 3: Cross multiply
    1,031,334.30x = 1,423,203.75 × 572,469.30
  4. Step 4: Simplify right side
    1,031,334.30x = 814,740,454,519.88
  5. Step 5: Solve for x
    x = 814,740,454,519.88/1,031,334.30
  6. Step 6: Final answer
    x = 789,986.77

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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.