Home / 274,822.80-411,315.66-156,462.36

Finding the Fourth Proportional to 274,822.80, 411,315.66 and 156,462.36

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Solution

The fourth proportional to 274,822.80, 411,315.66 and 156,462.36 is: 234,170.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,822.80 : 411,315.66 = 156,462.36 : x
  2. Step 2: Convert to fraction form
    274,822.80/411,315.66 = 156,462.36/x
  3. Step 3: Cross multiply
    274,822.80x = 411,315.66 × 156,462.36
  4. Step 4: Simplify right side
    274,822.80x = 64,355,418,868.56
  5. Step 5: Solve for x
    x = 64,355,418,868.56/274,822.80
  6. Step 6: Final answer
    x = 234,170.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.