Home / 524,974.82-786,822.48-272,115.90

Finding the Fourth Proportional to 524,974.82, 786,822.48 and 272,115.90

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Solution

The fourth proportional to 524,974.82, 786,822.48 and 272,115.90 is: 407,842.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,974.82 : 786,822.48 = 272,115.90 : x
  2. Step 2: Convert to fraction form
    524,974.82/786,822.48 = 272,115.90/x
  3. Step 3: Cross multiply
    524,974.82x = 786,822.48 × 272,115.90
  4. Step 4: Simplify right side
    524,974.82x = 214,106,909,932.78
  5. Step 5: Solve for x
    x = 214,106,909,932.78/524,974.82
  6. Step 6: Final answer
    x = 407,842.25

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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.