Home / 558,899.88-771,278.00-304,250.46

Finding the Fourth Proportional to 558,899.88, 771,278.00 and 304,250.46

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Solution

The fourth proportional to 558,899.88, 771,278.00 and 304,250.46 is: 419,863.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,899.88 : 771,278.00 = 304,250.46 : x
  2. Step 2: Convert to fraction form
    558,899.88/771,278.00 = 304,250.46/x
  3. Step 3: Cross multiply
    558,899.88x = 771,278.00 × 304,250.46
  4. Step 4: Simplify right side
    558,899.88x = 234,661,684,766.63
  5. Step 5: Solve for x
    x = 234,661,684,766.63/558,899.88
  6. Step 6: Final answer
    x = 419,863.54

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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.