Home / 671,978.15-1,007,967.23-504,016.55

Finding the Fourth Proportional to 671,978.15, 1,007,967.23 and 504,016.55

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Solution

The fourth proportional to 671,978.15, 1,007,967.23 and 504,016.55 is: 756,024.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,978.15 : 1,007,967.23 = 504,016.55 : x
  2. Step 2: Convert to fraction form
    671,978.15/1,007,967.23 = 504,016.55/x
  3. Step 3: Cross multiply
    671,978.15x = 1,007,967.23 × 504,016.55
  4. Step 4: Simplify right side
    671,978.15x = 508,032,165,777.66
  5. Step 5: Solve for x
    x = 508,032,165,777.66/671,978.15
  6. Step 6: Final answer
    x = 756,024.83

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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.