Home / 737,521.20-1,103,657.40-511,822.80

Finding the Fourth Proportional to 737,521.20, 1,103,657.40 and 511,822.80

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Solution

The fourth proportional to 737,521.20, 1,103,657.40 and 511,822.80 is: 765,912.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,521.20 : 1,103,657.40 = 511,822.80 : x
  2. Step 2: Convert to fraction form
    737,521.20/1,103,657.40 = 511,822.80/x
  3. Step 3: Cross multiply
    737,521.20x = 1,103,657.40 × 511,822.80
  4. Step 4: Simplify right side
    737,521.20x = 564,877,020,708.72
  5. Step 5: Solve for x
    x = 564,877,020,708.72/737,521.20
  6. Step 6: Final answer
    x = 765,912.93

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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.