Home / 372,339.03-558,789.21-272,754.03

Finding the Fourth Proportional to 372,339.03, 558,789.21 and 272,754.03

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Solution

The fourth proportional to 372,339.03, 558,789.21 and 272,754.03 is: 409,336.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,339.03 : 558,789.21 = 272,754.03 : x
  2. Step 2: Convert to fraction form
    372,339.03/558,789.21 = 272,754.03/x
  3. Step 3: Cross multiply
    372,339.03x = 558,789.21 × 272,754.03
  4. Step 4: Simplify right side
    372,339.03x = 152,412,008,948.02
  5. Step 5: Solve for x
    x = 152,412,008,948.02/372,339.03
  6. Step 6: Final answer
    x = 409,336.64

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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.