Home / 283,301.29-391,306.85-205,653.01

Finding the Fourth Proportional to 283,301.29, 391,306.85 and 205,653.01

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Solution

The fourth proportional to 283,301.29, 391,306.85 and 205,653.01 is: 284,056.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,301.29 : 391,306.85 = 205,653.01 : x
  2. Step 2: Convert to fraction form
    283,301.29/391,306.85 = 205,653.01/x
  3. Step 3: Cross multiply
    283,301.29x = 391,306.85 × 205,653.01
  4. Step 4: Simplify right side
    283,301.29x = 80,473,428,551.32
  5. Step 5: Solve for x
    x = 80,473,428,551.32/283,301.29
  6. Step 6: Final answer
    x = 284,056.00

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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.