Home / 356,363.16-491,781.36-195,224.04

Finding the Fourth Proportional to 356,363.16, 491,781.36 and 195,224.04

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Solution

The fourth proportional to 356,363.16, 491,781.36 and 195,224.04 is: 269,409.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,363.16 : 491,781.36 = 195,224.04 : x
  2. Step 2: Convert to fraction form
    356,363.16/491,781.36 = 195,224.04/x
  3. Step 3: Cross multiply
    356,363.16x = 491,781.36 × 195,224.04
  4. Step 4: Simplify right side
    356,363.16x = 96,007,543,895.89
  5. Step 5: Solve for x
    x = 96,007,543,895.89/356,363.16
  6. Step 6: Final answer
    x = 269,409.28

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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.