Home / 773,108.70-1,159,378.73-267,539.91

Finding the Fourth Proportional to 773,108.70, 1,159,378.73 and 267,539.91

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Solution

The fourth proportional to 773,108.70, 1,159,378.73 and 267,539.91 is: 401,211.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,108.70 : 1,159,378.73 = 267,539.91 : x
  2. Step 2: Convert to fraction form
    773,108.70/1,159,378.73 = 267,539.91/x
  3. Step 3: Cross multiply
    773,108.70x = 1,159,378.73 × 267,539.91
  4. Step 4: Simplify right side
    773,108.70x = 310,180,081,080.11
  5. Step 5: Solve for x
    x = 310,180,081,080.11/773,108.70
  6. Step 6: Final answer
    x = 401,211.47

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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.