Home / 269,451.77-371,728.85-197,707.23

Finding the Fourth Proportional to 269,451.77, 371,728.85 and 197,707.23

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Solution

The fourth proportional to 269,451.77, 371,728.85 and 197,707.23 is: 272,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,451.77 : 371,728.85 = 197,707.23 : x
  2. Step 2: Convert to fraction form
    269,451.77/371,728.85 = 197,707.23/x
  3. Step 3: Cross multiply
    269,451.77x = 371,728.85 × 197,707.23
  4. Step 4: Simplify right side
    269,451.77x = 73,493,480,256.05
  5. Step 5: Solve for x
    x = 73,493,480,256.05/269,451.77
  6. Step 6: Final answer
    x = 272,751.90

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1.5x scale

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.