Home / 603,786.01-905,623.47-204,381.13

Finding the Fourth Proportional to 603,786.01, 905,623.47 and 204,381.13

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Solution

The fourth proportional to 603,786.01, 905,623.47 and 204,381.13 is: 306,552.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,786.01 : 905,623.47 = 204,381.13 : x
  2. Step 2: Convert to fraction form
    603,786.01/905,623.47 = 204,381.13/x
  3. Step 3: Cross multiply
    603,786.01x = 905,623.47 × 204,381.13
  4. Step 4: Simplify right side
    603,786.01x = 185,092,348,153.12
  5. Step 5: Solve for x
    x = 185,092,348,153.12/603,786.01
  6. Step 6: Final answer
    x = 306,552.89

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Double scale
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1.5x scale

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.