Home / 637,438.86-955,935.43-188,040.38

Finding the Fourth Proportional to 637,438.86, 955,935.43 and 188,040.38

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Solution

The fourth proportional to 637,438.86, 955,935.43 and 188,040.38 is: 281,994.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,438.86 : 955,935.43 = 188,040.38 : x
  2. Step 2: Convert to fraction form
    637,438.86/955,935.43 = 188,040.38/x
  3. Step 3: Cross multiply
    637,438.86x = 955,935.43 × 188,040.38
  4. Step 4: Simplify right side
    637,438.86x = 179,754,461,512.66
  5. Step 5: Solve for x
    x = 179,754,461,512.66/637,438.86
  6. Step 6: Final answer
    x = 281,994.83

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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.