Home / 352,156.36-485,972.94-191,011

Finding the Fourth Proportional to 352,156.36, 485,972.94 and 191,011

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Solution

The fourth proportional to 352,156.36, 485,972.94 and 191,011 is: 263,593.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,156.36 : 485,972.94 = 191,011 : x
  2. Step 2: Convert to fraction form
    352,156.36/485,972.94 = 191,011/x
  3. Step 3: Cross multiply
    352,156.36x = 485,972.94 × 191,011
  4. Step 4: Simplify right side
    352,156.36x = 92,826,177,242.34
  5. Step 5: Solve for x
    x = 92,826,177,242.34/352,156.36
  6. Step 6: Final answer
    x = 263,593.64

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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.