Home / 841,780.92-1,262,857.96-242,695.33

Finding the Fourth Proportional to 841,780.92, 1,262,857.96 and 242,695.33

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Solution

The fourth proportional to 841,780.92, 1,262,857.96 and 242,695.33 is: 364,096.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,780.92 : 1,262,857.96 = 242,695.33 : x
  2. Step 2: Convert to fraction form
    841,780.92/1,262,857.96 = 242,695.33/x
  3. Step 3: Cross multiply
    841,780.92x = 1,262,857.96 × 242,695.33
  4. Step 4: Simplify right side
    841,780.92x = 306,489,732,912.55
  5. Step 5: Solve for x
    x = 306,489,732,912.55/841,780.92
  6. Step 6: Final answer
    x = 364,096.79

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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.