Home / 529,936.89-794,905.70-130,577.64

Finding the Fourth Proportional to 529,936.89, 794,905.70 and 130,577.64

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Solution

The fourth proportional to 529,936.89, 794,905.70 and 130,577.64 is: 195,866.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,936.89 : 794,905.70 = 130,577.64 : x
  2. Step 2: Convert to fraction form
    529,936.89/794,905.70 = 130,577.64/x
  3. Step 3: Cross multiply
    529,936.89x = 794,905.70 × 130,577.64
  4. Step 4: Simplify right side
    529,936.89x = 103,796,909,675.66
  5. Step 5: Solve for x
    x = 103,796,909,675.66/529,936.89
  6. Step 6: Final answer
    x = 195,866.55

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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.