Home / 727,526.70-1,091,422.46-247,729.98

Finding the Fourth Proportional to 727,526.70, 1,091,422.46 and 247,729.98

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Solution

The fourth proportional to 727,526.70, 1,091,422.46 and 247,729.98 is: 371,640.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,526.70 : 1,091,422.46 = 247,729.98 : x
  2. Step 2: Convert to fraction form
    727,526.70/1,091,422.46 = 247,729.98/x
  3. Step 3: Cross multiply
    727,526.70x = 1,091,422.46 × 247,729.98
  4. Step 4: Simplify right side
    727,526.70x = 270,378,067,970.52
  5. Step 5: Solve for x
    x = 270,378,067,970.52/727,526.70
  6. Step 6: Final answer
    x = 371,640.06

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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.