Home / 679,519.53-937,738.82-373,627.18

Finding the Fourth Proportional to 679,519.53, 937,738.82 and 373,627.18

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Solution

The fourth proportional to 679,519.53, 937,738.82 and 373,627.18 is: 515,606.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,519.53 : 937,738.82 = 373,627.18 : x
  2. Step 2: Convert to fraction form
    679,519.53/937,738.82 = 373,627.18/x
  3. Step 3: Cross multiply
    679,519.53x = 937,738.82 × 373,627.18
  4. Step 4: Simplify right side
    679,519.53x = 350,364,712,999.37
  5. Step 5: Solve for x
    x = 350,364,712,999.37/679,519.53
  6. Step 6: Final answer
    x = 515,606.54

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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.