Home / 544,821.81-751,861.01-299,834.77

Finding the Fourth Proportional to 544,821.81, 751,861.01 and 299,834.77

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Solution

The fourth proportional to 544,821.81, 751,861.01 and 299,834.77 is: 413,775.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,821.81 : 751,861.01 = 299,834.77 : x
  2. Step 2: Convert to fraction form
    544,821.81/751,861.01 = 299,834.77/x
  3. Step 3: Cross multiply
    544,821.81x = 751,861.01 × 299,834.77
  4. Step 4: Simplify right side
    544,821.81x = 225,434,073,005.32
  5. Step 5: Solve for x
    x = 225,434,073,005.32/544,821.81
  6. Step 6: Final answer
    x = 413,775.79

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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.